Domain studio15.jp
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  • Open service 2606:4700:3036::6815:592a:443 · pub.studio15.jp

    2026-01-26 03:09 

    HTTP/1.1 404 Not Found
Date: Mon, 26 Jan 2026 03:09:47 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Access-Control-Allow-Origin: *
Cache-Control: no-store
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Page title: このブログは移転しました | 15Pub

<!DOCTYPE html>
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>このブログは移転しました | 15Pub</title>
</head>
<body>
<p>
    このブログは <a href="https://studio15.jp/blog/">https://studio15.jp/blog/</a> に移転しました。
</p>
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  • Open service 172.67.156.88:8443 · pub.studio15.jp

    2026-01-26 03:09 

    HTTP/1.1 404 Not Found
Date: Mon, 26 Jan 2026 03:09:47 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Access-Control-Allow-Origin: *
Cache-Control: no-store
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CF-RAY: 9c3cd0435e7bd352-FRA
alt-svc: h3=":8443"; ma=86400

Page title: このブログは移転しました | 15Pub

<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>このブログは移転しました | 15Pub</title>
</head>
<body>
<p>
    このブログは <a href="https://studio15.jp/blog/">https://studio15.jp/blog/</a> に移転しました。
</p>
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</body>
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  • Open service 2606:4700:3032::ac43:9c58:80 · pub.studio15.jp

    2026-01-26 03:09 

    HTTP/1.1 301 Moved Permanently
Date: Mon, 26 Jan 2026 03:09:47 GMT
Content-Length: 0
Connection: close
Location: https://pub.studio15.jp/
Vary: accept-encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=%2F7%2Bj0lowTExXcD%2FFSfOPfRq%2BdrmlqxMOxz%2Fzul7vzUAsa4gcKQZhLRHovNiCzodm7F5yZ28lTqugMTaRMjt9GRYScFO0rgoeSeV5TY2CfShQ1K4l0aGVTO8WAA%3D%3D"}]}
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Server: cloudflare
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cf-cache-status: DYNAMIC
CF-RAY: 9c3cd0431f27dcca-FRA
alt-svc: h3=":443"; ma=86400
    Found 2026-01-26 by HttpPlugin
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  • Open service 2606:4700:3032::ac43:9c58:443 · pub.studio15.jp

    2026-01-26 03:09 

    HTTP/1.1 404 Not Found
Date: Mon, 26 Jan 2026 03:09:47 GMT
Content-Type: text/html; charset=utf-8
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CF-RAY: 9c3cd0425b8449b9-AMS
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Page title: このブログは移転しました | 15Pub

<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>このブログは移転しました | 15Pub</title>
</head>
<body>
<p>
    このブログは <a href="https://studio15.jp/blog/">https://studio15.jp/blog/</a> に移転しました。
</p>
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</body>
</html>
    Found 2026-01-26 by HttpPlugin
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  • Open service 2606:4700:3036::6815:592a:80 · pub.studio15.jp

    2026-01-26 03:09 

    HTTP/1.1 301 Moved Permanently
Date: Mon, 26 Jan 2026 03:09:47 GMT
Content-Length: 0
Connection: close
Location: https://pub.studio15.jp/
Vary: accept-encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=d0MuLy8Cke89l4%2BDJhAl4HNzQ2kyoQZR4psj0274muZ0e%2FPTeRNrL5fwUiPW8MSL636xOWAv%2BhqxoIrs5LuG4UsrJHsveNvKXwSaUrmpamOr8vZTrv4rbt0%3D"}]}
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cf-cache-status: DYNAMIC
CF-RAY: 9c3cd041da0ef5ba-AMS
alt-svc: h3=":443"; ma=86400
    Found 2026-01-26 by HttpPlugin
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  • Open service 172.67.156.88:443 · pub.studio15.jp

    2026-01-26 03:09 

    HTTP/1.1 404 Not Found
Date: Mon, 26 Jan 2026 03:09:47 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Access-Control-Allow-Origin: *
Cache-Control: no-store
referrer-policy: strict-origin-when-cross-origin
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Vary: accept-encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=fY0X9vQVaDrP%2B5FPJBy5KJ%2BI48THnHCOnUIhcqXhvLLAEiIU0GYGrmLny35Hf71LIBO%2BJ0t%2BMGBf8gTiX1d%2Fxz57BpclcbR%2BgNPIp5XS%2Fg%3D%3D"}]}
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alt-svc: h3=":443"; ma=86400

Page title: このブログは移転しました | 15Pub

<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>このブログは移転しました | 15Pub</title>
</head>
<body>
<p>
    このブログは <a href="https://studio15.jp/blog/">https://studio15.jp/blog/</a> に移転しました。
</p>
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</body>
</html>
    Found 2026-01-26 by HttpPlugin
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  • Open service 2606:4700:3032::ac43:9c58:8443 · pub.studio15.jp

    2026-01-26 03:09 

    HTTP/1.1 404 Not Found
Date: Mon, 26 Jan 2026 03:09:47 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Access-Control-Allow-Origin: *
Cache-Control: no-store
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Page title: このブログは移転しました | 15Pub

<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>このブログは移転しました | 15Pub</title>
</head>
<body>
<p>
    このブログは <a href="https://studio15.jp/blog/">https://studio15.jp/blog/</a> に移転しました。
</p>
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</body>
</html>
    Found 2026-01-26 by HttpPlugin
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  • Open service 2606:4700:3036::6815:592a:8443 · pub.studio15.jp

    2026-01-26 03:09 

    HTTP/1.1 404 Not Found
Date: Mon, 26 Jan 2026 03:09:47 GMT
Content-Type: text/html; charset=utf-8
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Connection: close
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Page title: このブログは移転しました | 15Pub

<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>このブログは移転しました | 15Pub</title>
</head>
<body>
<p>
    このブログは <a href="https://studio15.jp/blog/">https://studio15.jp/blog/</a> に移転しました。
</p>
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</body>
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    Found 2026-01-26 by HttpPlugin
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  • Open service 172.67.156.88:80 · pub.studio15.jp

    2026-01-26 03:09 

    HTTP/1.1 301 Moved Permanently
Date: Mon, 26 Jan 2026 03:09:47 GMT
Content-Length: 0
Connection: close
Location: https://pub.studio15.jp/
Vary: accept-encoding
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cf-cache-status: DYNAMIC
CF-RAY: 9c3cd041a9a5949d-LHR
alt-svc: h3=":443"; ma=86400
    Found 2026-01-26 by HttpPlugin
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  • Open service 104.21.89.42:443 · pub.studio15.jp

    2026-01-26 03:09 

    HTTP/1.1 404 Not Found
Date: Mon, 26 Jan 2026 03:09:47 GMT
Content-Type: text/html; charset=utf-8
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Connection: close
Access-Control-Allow-Origin: *
Cache-Control: no-store
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CF-RAY: 9c3cd041e8c1227b-LHR
alt-svc: h3=":443"; ma=86400

Page title: このブログは移転しました | 15Pub

<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>このブログは移転しました | 15Pub</title>
</head>
<body>
<p>
    このブログは <a href="https://studio15.jp/blog/">https://studio15.jp/blog/</a> に移転しました。
</p>
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</body>
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    Found 2026-01-26 by HttpPlugin
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  • Open service 104.21.89.42:8443 · pub.studio15.jp

    2026-01-26 03:09 

    HTTP/1.1 404 Not Found
Date: Mon, 26 Jan 2026 03:09:47 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
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Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=aZQC6t0fHt5TxiTuq6dSH5Udr9rbI3eAtMt%2FCBIw4hPYsc%2FhTqGhzQkha2f2zS9K8MdzL3Nl6RdiIwntqy5YqLylJE%2BLAn6bRaDPhf0q3A%3D%3D"}]}
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CF-RAY: 9c3cd041ed607785-LHR
alt-svc: h3=":8443"; ma=86400

Page title: このブログは移転しました | 15Pub

<!DOCTYPE html>
<html lang="ja">
<head>
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>このブログは移転しました | 15Pub</title>
</head>
<body>
<p>
    このブログは <a href="https://studio15.jp/blog/">https://studio15.jp/blog/</a> に移転しました。
</p>
<script defer src="https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015" integrity="sha512-ZpsOmlRQV6y907TI0dKBHq9Md29nnaEIPlkf84rnaERnq6zvWvPUqr2ft8M1aS28oN72PdrCzSjY4U6VaAw1EQ==" data-cf-beacon='{"version":"2024.11.0","token":"c55743f90ddd4fd5a1dfe7d4be0dc7d2","r":1,"server_timing":{"name":{"cfCacheStatus":true,"cfEdge":true,"cfExtPri":true,"cfL4":true,"cfOrigin":true,"cfSpeedBrain":true},"location_startswith":null}}' crossorigin="anonymous"></script>
</body>
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    Found 2026-01-26 by HttpPlugin
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  • Open service 104.21.89.42:80 · pub.studio15.jp

    2026-01-26 03:09 

    HTTP/1.1 301 Moved Permanently
Date: Mon, 26 Jan 2026 03:09:47 GMT
Content-Length: 0
Connection: close
Location: https://pub.studio15.jp/
Vary: accept-encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=pkWy898r4eObR43b%2BHjT4LQ1nPVGw2yuz2urGe2Xir4Tclonag6PtFxUFJB6eHx0qe6zQMmBR8AX6lEg7W7XCRJv4UprST1Ixxg5o373fg%3D%3D"}]}
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Server: cloudflare
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=13,cfOrigin;dur=6
cf-cache-status: DYNAMIC
CF-RAY: 9c3cd0419943c70d-LHR
alt-svc: h3=":443"; ma=86400
    Found 2026-01-26 by HttpPlugin
    Create report

  • Open service 104.21.89.42:8443 · studio15.jp

    2026-01-12 02:03 

    HTTP/1.1 200 OK
Date: Mon, 12 Jan 2026 02:03:08 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Access-Control-Allow-Origin: *
Cache-Control: public, max-age=0, must-revalidate
cf-cache-status: DYNAMIC
referrer-policy: strict-origin-when-cross-origin
x-content-type-options: nosniff
Vary: accept-encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=n0zVR4VptDLJJOkImKS%2BIBOOZQTH6iREQJ%2FR58gj23zwVTjoBieC8LJKkNyWTHA%2FCqthPj9%2Bp%2FRSSanlZtjnsomSftdeEAlzre0%2F"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server: cloudflare
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=13,cfOrigin;dur=38
CF-RAY: 9bc913605cffa62e-EWR
alt-svc: h3=":8443"; ma=86400

Page title: studio15

<!DOCTYPE html><html lang="ja"> <head><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><link rel="icon" href="data:image/svg+xml;base64,PHN2ZyB2ZXJzaW9uPSIxLjEiIHZpZXdCb3g9IjAgMCAxNiAxNiIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIiB4bWxuczpzdmc9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48Y2lyY2xlIGN4PSI4IiBjeT0iOCIgcj0iOCIgZmlsbD0ib2tsY2goNzElIDAuMTUgMjM1KSIgLz48L3N2Zz4=" sizes="any" type="image/svg+xml"><link rel="alternate" type="application/rss+xml" title="studio15" href="https://studio15.jp/feed.xml"><link rel="canonical" href="https://studio15.jp/"><title>studio15</title><meta name="title" content="studio15"><meta name="description" content="studio15（すたじおじゅうご）は15（じゅうご）こと小幡晋介（おばたしんすけ）による、ひとりウェブサービス制作プロジェクトです。"><meta property="og:type" content="website"><meta property="og:site_name" content="studio15"><meta property="og:url" content="https://studio15.jp/"><meta property="og:title" content="studio15"><meta property="og:description" content="studio15（すたじおじゅうご）は15（じゅうご）こと小幡晋介（おばたしんすけ）による、ひとりウェブサービス制作プロジェクトです。"><meta property="og:image" content="https://studio15.jp/img/15.png"><script>
  const root = document.documentElement;

  function circularDistanceDeg(a, b) {
    const d = Math.abs(a - b) % 360;
    return Math.min(d, 360 - d);
  }

  function getChromeWeight(hue) {
    const dist = circularDistanceDeg(hue, 30);
    return 0.5 + 0.5 * (dist / 180);
  }

  function getHue() {
    const date = new Date();
    const seconds =
      date.getSeconds() + 60 * date.getMinutes() + 60 * 60 * date.getHours();
    return (Math.round(seconds / 10) + 235) % 360;
  }

  function updateHue() {
    const hue = getHue();
    const chromaWeight = getChromeWeight(hue);

    root.style.setProperty("--hue", `${hue}deg`);
    root.style.setProperty("--chroma-weight", chromaWeight.toFixed(2));
  }

  updateHue();

  window.onload = () => {
    const primaryColor = window
      .getComputedStyle(root)
      .getPropertyValue("--color-primary")
      .trim();

    const faviconSvg =
      `<svg viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg">` +
      `<circle cx="8" cy="8" r="8" fill="${primaryColor}" />` +
      `</svg>`;

    const linkSvgFavicon = document.querySelector(
      "link[rel='icon'][type='image/svg+xml']",
    );
    linkSvgFavicon?.setAttribute(
      "href",
      `data:image/svg+xml;base64,${btoa(faviconSvg)}`,
    );
  };
</script>
<style>:root{--gap-nano: .125rem;--gap-micro: .25rem;--gap-small: .5rem;--gap-medium: 1rem;--gap-large: 1.5rem;--gap-huge: 2.5rem;--gap-giant: 4rem;--line-height-none: 1;--line-height-tight: 1.25;--line-height-normal: 1.5;--line-height-relaxed: 1.75;--font-weight-normal: normal;--font-weight-bold: bold;--font-weight-black: 900;--font-size-ruby: .5rem;--font-size-micro: .75rem;--font-size-small: .875rem;--font-size-normal: 1rem;--font-size-medium: 1.125rem;--font-size-large: 1.5rem;--font-size-huge: 2.25rem;--size-max-width: 768px;--size-dot: 8px;--size-maximum: 9999px;--hue: 235deg;--chroma-weight: 1;--color-background: oklch(92% calc(.003 * var(--chroma-weight)) var(--hue));--color-primary: oklch(35% calc(.33 * var(--chroma-weight)) var(--hue));--color-secondary: oklch(25% calc(.1 * var(--chroma-weight)) var(--hue));--color-text: oklch(5% calc(.01 * var(--chroma-weight)) var(--hue));--color-subtext: oklch(40% calc(.01 * var(--chroma-weight)) var(--hue))}@media (prefers-color-scheme: dark){:root{--color-background: oklch(8% calc(.003 * var(--chroma-weight)) var(--hue));--color-primary: oklch(63% calc(.33 * var(--chroma-weight)) var(--hue));--color-secondary: oklch(95% calc(.1 * var(--chroma-weight)) var(--hue));--color-text: oklch(95% calc(.01 * var(--chroma-weight)) var(--hue));--color-subtext: oklch(68% calc(.01 * var(--chroma-weight)) var(--hue))}}*,:before,:after{box-sizing:border-box}:where(:root){line-height:1.5;overfl
    Found 2026-01-12 by HttpPlugin
    Create report

  • Open service 172.67.156.88:443 · studio15.jp

    2026-01-12 02:03 

    HTTP/1.1 200 OK
Date: Mon, 12 Jan 2026 02:03:08 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Access-Control-Allow-Origin: *
Cache-Control: public, max-age=0, must-revalidate
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
referrer-policy: strict-origin-when-cross-origin
x-content-type-options: nosniff
Vary: accept-encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=1Gu5%2B%2B3%2B00WyL0ElpNTyLvQsmyoinAaNKyrMxQ6VpioZDkfwYGjnVA84Cvvk8Dp37yh45x1f3c4jOTrZQqQDMwPLTfAPRp8tEI8h"}]}
Server: cloudflare
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=11,cfOrigin;dur=47
cf-cache-status: DYNAMIC
CF-RAY: 9bc9135f8f069bfb-FRA
alt-svc: h3=":443"; ma=86400

Page title: studio15

<!DOCTYPE html><html lang="ja"> <head><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><link rel="icon" href="data:image/svg+xml;base64,PHN2ZyB2ZXJzaW9uPSIxLjEiIHZpZXdCb3g9IjAgMCAxNiAxNiIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIiB4bWxuczpzdmc9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48Y2lyY2xlIGN4PSI4IiBjeT0iOCIgcj0iOCIgZmlsbD0ib2tsY2goNzElIDAuMTUgMjM1KSIgLz48L3N2Zz4=" sizes="any" type="image/svg+xml"><link rel="alternate" type="application/rss+xml" title="studio15" href="https://studio15.jp/feed.xml"><link rel="canonical" href="https://studio15.jp/"><title>studio15</title><meta name="title" content="studio15"><meta name="description" content="studio15（すたじおじゅうご）は15（じゅうご）こと小幡晋介（おばたしんすけ）による、ひとりウェブサービス制作プロジェクトです。"><meta property="og:type" content="website"><meta property="og:site_name" content="studio15"><meta property="og:url" content="https://studio15.jp/"><meta property="og:title" content="studio15"><meta property="og:description" content="studio15（すたじおじゅうご）は15（じゅうご）こと小幡晋介（おばたしんすけ）による、ひとりウェブサービス制作プロジェクトです。"><meta property="og:image" content="https://studio15.jp/img/15.png"><script>
  const root = document.documentElement;

  function circularDistanceDeg(a, b) {
    const d = Math.abs(a - b) % 360;
    return Math.min(d, 360 - d);
  }

  function getChromeWeight(hue) {
    const dist = circularDistanceDeg(hue, 30);
    return 0.5 + 0.5 * (dist / 180);
  }

  function getHue() {
    const date = new Date();
    const seconds =
      date.getSeconds() + 60 * date.getMinutes() + 60 * 60 * date.getHours();
    return (Math.round(seconds / 10) + 235) % 360;
  }

  function updateHue() {
    const hue = getHue();
    const chromaWeight = getChromeWeight(hue);

    root.style.setProperty("--hue", `${hue}deg`);
    root.style.setProperty("--chroma-weight", chromaWeight.toFixed(2));
  }

  updateHue();

  window.onload = () => {
    const primaryColor = window
      .getComputedStyle(root)
      .getPropertyValue("--color-primary")
      .trim();

    const faviconSvg =
      `<svg viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg">` +
      `<circle cx="8" cy="8" r="8" fill="${primaryColor}" />` +
      `</svg>`;

    const linkSvgFavicon = document.querySelector(
      "link[rel='icon'][type='image/svg+xml']",
    );
    linkSvgFavicon?.setAttribute(
      "href",
      `data:image/svg+xml;base64,${btoa(faviconSvg)}`,
    );
  };
</script>
<style>:root{--gap-nano: .125rem;--gap-micro: .25rem;--gap-small: .5rem;--gap-medium: 1rem;--gap-large: 1.5rem;--gap-huge: 2.5rem;--gap-giant: 4rem;--line-height-none: 1;--line-height-tight: 1.25;--line-height-normal: 1.5;--line-height-relaxed: 1.75;--font-weight-normal: normal;--font-weight-bold: bold;--font-weight-black: 900;--font-size-ruby: .5rem;--font-size-micro: .75rem;--font-size-small: .875rem;--font-size-normal: 1rem;--font-size-medium: 1.125rem;--font-size-large: 1.5rem;--font-size-huge: 2.25rem;--size-max-width: 768px;--size-dot: 8px;--size-maximum: 9999px;--hue: 235deg;--chroma-weight: 1;--color-background: oklch(92% calc(.003 * var(--chroma-weight)) var(--hue));--color-primary: oklch(35% calc(.33 * var(--chroma-weight)) var(--hue));--color-secondary: oklch(25% calc(.1 * var(--chroma-weight)) var(--hue));--color-text: oklch(5% calc(.01 * var(--chroma-weight)) var(--hue));--color-subtext: oklch(40% calc(.01 * var(--chroma-weight)) var(--hue))}@media (prefers-color-scheme: dark){:root{--color-background: oklch(8% calc(.003 * var(--chroma-weight)) var(--hue));--color-primary: oklch(63% calc(.33 * var(--chroma-weight)) var(--hue));--color-secondary: oklch(95% calc(.1 * var(--chroma-weight)) var(--hue));--color-text: oklch(95% calc(.01 * var(--chroma-weight)) var(--hue));--color-subtext: oklch(68% calc(.01 * var(--chroma-weight)) var(--hue))}}*,:before,:after{box-sizing:border-box}:where(:root){line-height:1.5;overfl
    Found 2026-01-12 by HttpPlugin
    Create report

  • Open service 2606:4700:3036::6815:592a:8443 · studio15.jp

    2026-01-12 02:03 

    HTTP/1.1 200 OK
Date: Mon, 12 Jan 2026 02:03:08 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Access-Control-Allow-Origin: *
Cache-Control: public, max-age=0, must-revalidate
cf-cache-status: DYNAMIC
referrer-policy: strict-origin-when-cross-origin
x-content-type-options: nosniff
Vary: accept-encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=b2nCyLpp45SIa8m5%2FU7SztlmHIKyC%2BjcFymCWPzSaZ8zO6%2BgbqjVoqIlsU4qID%2BTbTfG5%2B0WRVMf5uKXa%2BYd64EDKXb07jY4VL5mPI1gznB0%2Bus8vz4k"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server: cloudflare
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=8,cfOrigin;dur=41
CF-RAY: 9bc913602a9675b1-EWR
alt-svc: h3=":8443"; ma=86400

Page title: studio15

<!DOCTYPE html><html lang="ja"> <head><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><link rel="icon" href="data:image/svg+xml;base64,PHN2ZyB2ZXJzaW9uPSIxLjEiIHZpZXdCb3g9IjAgMCAxNiAxNiIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIiB4bWxuczpzdmc9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48Y2lyY2xlIGN4PSI4IiBjeT0iOCIgcj0iOCIgZmlsbD0ib2tsY2goNzElIDAuMTUgMjM1KSIgLz48L3N2Zz4=" sizes="any" type="image/svg+xml"><link rel="alternate" type="application/rss+xml" title="studio15" href="https://studio15.jp/feed.xml"><link rel="canonical" href="https://studio15.jp/"><title>studio15</title><meta name="title" content="studio15"><meta name="description" content="studio15（すたじおじゅうご）は15（じゅうご）こと小幡晋介（おばたしんすけ）による、ひとりウェブサービス制作プロジェクトです。"><meta property="og:type" content="website"><meta property="og:site_name" content="studio15"><meta property="og:url" content="https://studio15.jp/"><meta property="og:title" content="studio15"><meta property="og:description" content="studio15（すたじおじゅうご）は15（じゅうご）こと小幡晋介（おばたしんすけ）による、ひとりウェブサービス制作プロジェクトです。"><meta property="og:image" content="https://studio15.jp/img/15.png"><script>
  const root = document.documentElement;

  function circularDistanceDeg(a, b) {
    const d = Math.abs(a - b) % 360;
    return Math.min(d, 360 - d);
  }

  function getChromeWeight(hue) {
    const dist = circularDistanceDeg(hue, 30);
    return 0.5 + 0.5 * (dist / 180);
  }

  function getHue() {
    const date = new Date();
    const seconds =
      date.getSeconds() + 60 * date.getMinutes() + 60 * 60 * date.getHours();
    return (Math.round(seconds / 10) + 235) % 360;
  }

  function updateHue() {
    const hue = getHue();
    const chromaWeight = getChromeWeight(hue);

    root.style.setProperty("--hue", `${hue}deg`);
    root.style.setProperty("--chroma-weight", chromaWeight.toFixed(2));
  }

  updateHue();

  window.onload = () => {
    const primaryColor = window
      .getComputedStyle(root)
      .getPropertyValue("--color-primary")
      .trim();

    const faviconSvg =
      `<svg viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg">` +
      `<circle cx="8" cy="8" r="8" fill="${primaryColor}" />` +
      `</svg>`;

    const linkSvgFavicon = document.querySelector(
      "link[rel='icon'][type='image/svg+xml']",
    );
    linkSvgFavicon?.setAttribute(
      "href",
      `data:image/svg+xml;base64,${btoa(faviconSvg)}`,
    );
  };
</script>
<style>:root{--gap-nano: .125rem;--gap-micro: .25rem;--gap-small: .5rem;--gap-medium: 1rem;--gap-large: 1.5rem;--gap-huge: 2.5rem;--gap-giant: 4rem;--line-height-none: 1;--line-height-tight: 1.25;--line-height-normal: 1.5;--line-height-relaxed: 1.75;--font-weight-normal: normal;--font-weight-bold: bold;--font-weight-black: 900;--font-size-ruby: .5rem;--font-size-micro: .75rem;--font-size-small: .875rem;--font-size-normal: 1rem;--font-size-medium: 1.125rem;--font-size-large: 1.5rem;--font-size-huge: 2.25rem;--size-max-width: 768px;--size-dot: 8px;--size-maximum: 9999px;--hue: 235deg;--chroma-weight: 1;--color-background: oklch(92% calc(.003 * var(--chroma-weight)) var(--hue));--color-primary: oklch(35% calc(.33 * var(--chroma-weight)) var(--hue));--color-secondary: oklch(25% calc(.1 * var(--chroma-weight)) var(--hue));--color-text: oklch(5% calc(.01 * var(--chroma-weight)) var(--hue));--color-subtext: oklch(40% calc(.01 * var(--chroma-weight)) var(--hue))}@media (prefers-color-scheme: dark){:root{--color-background: oklch(8% calc(.003 * var(--chroma-weight)) var(--hue));--color-primary: oklch(63% calc(.33 * var(--chroma-weight)) var(--hue));--color-secondary: oklch(95% calc(.1 * var(--chroma-weight)) var(--hue));--color-text: oklch(95% calc(.01 * var(--chroma-weight)) var(--hue));--color-subtext: oklch(68% calc(.01 * var(--chroma-weight)) var(--hue))}}*,:before,:after{box-sizing:border-box}:where(:root){line-height:1.5;overfl
    Found 2026-01-12 by HttpPlugin
    Create report

  • Open service 2606:4700:3036::6815:592a:80 · studio15.jp

    2026-01-12 02:03 

    HTTP/1.1 301 Moved Permanently
Date: Mon, 12 Jan 2026 02:03:08 GMT
Content-Length: 0
Connection: close
Location: https://studio15.jp/
Vary: accept-encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=ZiYawaJfHtleel8oAuFDlDX5cYfCFx59OykVIjdv4C9C%2BA05%2BwG3pqhXAj5xjv7Pmq2WZUkIloyNlfjfOYz%2BLQBuNGG%2FGNM4yPU6brV9GIzMuoBR%2Fg%3D%3D"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server: cloudflare
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=17,cfOrigin;dur=8
cf-cache-status: DYNAMIC
CF-RAY: 9bc9135ef90b0b11-EWR
alt-svc: h3=":443"; ma=86400
    Found 2026-01-12 by HttpPlugin
    Create report

  • Open service 104.21.89.42:80 · studio15.jp

    2026-01-12 02:03 

    HTTP/1.1 301 Moved Permanently
Date: Mon, 12 Jan 2026 02:03:07 GMT
Content-Length: 0
Connection: close
Location: https://studio15.jp/
Vary: accept-encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=AaRnz1wcEV5nsK5ZsJjpOYwzqwyvj3q5M%2BruY%2BMKPoVnpcqNIzVILWLC%2BcMSlYad%2FLonM1U3xewnT%2ByU%2BfkIck2xdh8wCYG0HVUR"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server: cloudflare
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=14,cfOrigin;dur=6
cf-cache-status: DYNAMIC
CF-RAY: 9bc9135ebbd11229-AMS
alt-svc: h3=":443"; ma=86400
    Found 2026-01-12 by HttpPlugin
    Create report

  • Open service 172.67.156.88:8443 · studio15.jp

    2026-01-12 02:03 

    HTTP/1.1 200 OK
Date: Mon, 12 Jan 2026 02:03:08 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Access-Control-Allow-Origin: *
Cache-Control: public, max-age=0, must-revalidate
cf-cache-status: DYNAMIC
referrer-policy: strict-origin-when-cross-origin
x-content-type-options: nosniff
Vary: accept-encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=CQ2f3S1QSlko6zrmYEEn5bL2%2BX7F%2FkcpPFHR4%2F3t3%2BSbtEKI0SpHHSyG68MD3zGzlLJ88ywx5YMlchmEdY%2FDw75IsuwVgwjMI6bD"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server: cloudflare
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=9,cfOrigin;dur=42
CF-RAY: 9bc9135f190feffa-EWR
alt-svc: h3=":8443"; ma=86400

Page title: studio15

<!DOCTYPE html><html lang="ja"> <head><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><link rel="icon" href="data:image/svg+xml;base64,PHN2ZyB2ZXJzaW9uPSIxLjEiIHZpZXdCb3g9IjAgMCAxNiAxNiIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIiB4bWxuczpzdmc9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48Y2lyY2xlIGN4PSI4IiBjeT0iOCIgcj0iOCIgZmlsbD0ib2tsY2goNzElIDAuMTUgMjM1KSIgLz48L3N2Zz4=" sizes="any" type="image/svg+xml"><link rel="alternate" type="application/rss+xml" title="studio15" href="https://studio15.jp/feed.xml"><link rel="canonical" href="https://studio15.jp/"><title>studio15</title><meta name="title" content="studio15"><meta name="description" content="studio15（すたじおじゅうご）は15（じゅうご）こと小幡晋介（おばたしんすけ）による、ひとりウェブサービス制作プロジェクトです。"><meta property="og:type" content="website"><meta property="og:site_name" content="studio15"><meta property="og:url" content="https://studio15.jp/"><meta property="og:title" content="studio15"><meta property="og:description" content="studio15（すたじおじゅうご）は15（じゅうご）こと小幡晋介（おばたしんすけ）による、ひとりウェブサービス制作プロジェクトです。"><meta property="og:image" content="https://studio15.jp/img/15.png"><script>
  const root = document.documentElement;

  function circularDistanceDeg(a, b) {
    const d = Math.abs(a - b) % 360;
    return Math.min(d, 360 - d);
  }

  function getChromeWeight(hue) {
    const dist = circularDistanceDeg(hue, 30);
    return 0.5 + 0.5 * (dist / 180);
  }

  function getHue() {
    const date = new Date();
    const seconds =
      date.getSeconds() + 60 * date.getMinutes() + 60 * 60 * date.getHours();
    return (Math.round(seconds / 10) + 235) % 360;
  }

  function updateHue() {
    const hue = getHue();
    const chromaWeight = getChromeWeight(hue);

    root.style.setProperty("--hue", `${hue}deg`);
    root.style.setProperty("--chroma-weight", chromaWeight.toFixed(2));
  }

  updateHue();

  window.onload = () => {
    const primaryColor = window
      .getComputedStyle(root)
      .getPropertyValue("--color-primary")
      .trim();

    const faviconSvg =
      `<svg viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg">` +
      `<circle cx="8" cy="8" r="8" fill="${primaryColor}" />` +
      `</svg>`;

    const linkSvgFavicon = document.querySelector(
      "link[rel='icon'][type='image/svg+xml']",
    );
    linkSvgFavicon?.setAttribute(
      "href",
      `data:image/svg+xml;base64,${btoa(faviconSvg)}`,
    );
  };
</script>
<style>:root{--gap-nano: .125rem;--gap-micro: .25rem;--gap-small: .5rem;--gap-medium: 1rem;--gap-large: 1.5rem;--gap-huge: 2.5rem;--gap-giant: 4rem;--line-height-none: 1;--line-height-tight: 1.25;--line-height-normal: 1.5;--line-height-relaxed: 1.75;--font-weight-normal: normal;--font-weight-bold: bold;--font-weight-black: 900;--font-size-ruby: .5rem;--font-size-micro: .75rem;--font-size-small: .875rem;--font-size-normal: 1rem;--font-size-medium: 1.125rem;--font-size-large: 1.5rem;--font-size-huge: 2.25rem;--size-max-width: 768px;--size-dot: 8px;--size-maximum: 9999px;--hue: 235deg;--chroma-weight: 1;--color-background: oklch(92% calc(.003 * var(--chroma-weight)) var(--hue));--color-primary: oklch(35% calc(.33 * var(--chroma-weight)) var(--hue));--color-secondary: oklch(25% calc(.1 * var(--chroma-weight)) var(--hue));--color-text: oklch(5% calc(.01 * var(--chroma-weight)) var(--hue));--color-subtext: oklch(40% calc(.01 * var(--chroma-weight)) var(--hue))}@media (prefers-color-scheme: dark){:root{--color-background: oklch(8% calc(.003 * var(--chroma-weight)) var(--hue));--color-primary: oklch(63% calc(.33 * var(--chroma-weight)) var(--hue));--color-secondary: oklch(95% calc(.1 * var(--chroma-weight)) var(--hue));--color-text: oklch(95% calc(.01 * var(--chroma-weight)) var(--hue));--color-subtext: oklch(68% calc(.01 * var(--chroma-weight)) var(--hue))}}*,:before,:after{box-sizing:border-box}:where(:root){line-height:1.5;overfl
    Found 2026-01-12 by HttpPlugin
    Create report

  • Open service 2606:4700:3032::ac43:9c58:80 · studio15.jp

    2026-01-12 02:03 

    HTTP/1.1 301 Moved Permanently
Date: Mon, 12 Jan 2026 02:03:07 GMT
Content-Length: 0
Connection: close
Location: https://studio15.jp/
Vary: accept-encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=JjDgsXgX%2BCUInZLG4xncLIIV2%2BIFmCTIOVW%2F1vW7A6BSOTROUOW6OnSfIJdH0lcqqN1JDkt5STP5Gz3KuReMAoun4PiZKPVD2OXtJxbJtZpuo%2Fa7b2v4"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server: cloudflare
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=16,cfOrigin;dur=7
cf-cache-status: DYNAMIC
CF-RAY: 9bc9135e7fcc9cd3-AMS
alt-svc: h3=":443"; ma=86400
    Found 2026-01-12 by HttpPlugin
    Create report

  • Open service 2606:4700:3032::ac43:9c58:8443 · studio15.jp

    2026-01-12 02:03 

    HTTP/1.1 200 OK
Date: Mon, 12 Jan 2026 02:03:08 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Access-Control-Allow-Origin: *
Cache-Control: public, max-age=0, must-revalidate
cf-cache-status: DYNAMIC
referrer-policy: strict-origin-when-cross-origin
x-content-type-options: nosniff
Vary: accept-encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=3jDs2uIz%2FShp108Owa5%2FSJGML9u7MhFOllXhJ6ibkG4V%2BeZDXa2BTjqGtKBHqbb%2FeI5PoN4iTRa0ruvuLqZjM7wjrdm2wPR9Q22lHIZUOibVc10zRDfP"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server: cloudflare
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=8,cfOrigin;dur=36
CF-RAY: 9bc9135ed958f41f-YYZ
alt-svc: h3=":8443"; ma=86400

Page title: studio15

<!DOCTYPE html><html lang="ja"> <head><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><link rel="icon" href="data:image/svg+xml;base64,PHN2ZyB2ZXJzaW9uPSIxLjEiIHZpZXdCb3g9IjAgMCAxNiAxNiIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIiB4bWxuczpzdmc9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48Y2lyY2xlIGN4PSI4IiBjeT0iOCIgcj0iOCIgZmlsbD0ib2tsY2goNzElIDAuMTUgMjM1KSIgLz48L3N2Zz4=" sizes="any" type="image/svg+xml"><link rel="alternate" type="application/rss+xml" title="studio15" href="https://studio15.jp/feed.xml"><link rel="canonical" href="https://studio15.jp/"><title>studio15</title><meta name="title" content="studio15"><meta name="description" content="studio15（すたじおじゅうご）は15（じゅうご）こと小幡晋介（おばたしんすけ）による、ひとりウェブサービス制作プロジェクトです。"><meta property="og:type" content="website"><meta property="og:site_name" content="studio15"><meta property="og:url" content="https://studio15.jp/"><meta property="og:title" content="studio15"><meta property="og:description" content="studio15（すたじおじゅうご）は15（じゅうご）こと小幡晋介（おばたしんすけ）による、ひとりウェブサービス制作プロジェクトです。"><meta property="og:image" content="https://studio15.jp/img/15.png"><script>
  const root = document.documentElement;

  function circularDistanceDeg(a, b) {
    const d = Math.abs(a - b) % 360;
    return Math.min(d, 360 - d);
  }

  function getChromeWeight(hue) {
    const dist = circularDistanceDeg(hue, 30);
    return 0.5 + 0.5 * (dist / 180);
  }

  function getHue() {
    const date = new Date();
    const seconds =
      date.getSeconds() + 60 * date.getMinutes() + 60 * 60 * date.getHours();
    return (Math.round(seconds / 10) + 235) % 360;
  }

  function updateHue() {
    const hue = getHue();
    const chromaWeight = getChromeWeight(hue);

    root.style.setProperty("--hue", `${hue}deg`);
    root.style.setProperty("--chroma-weight", chromaWeight.toFixed(2));
  }

  updateHue();

  window.onload = () => {
    const primaryColor = window
      .getComputedStyle(root)
      .getPropertyValue("--color-primary")
      .trim();

    const faviconSvg =
      `<svg viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg">` +
      `<circle cx="8" cy="8" r="8" fill="${primaryColor}" />` +
      `</svg>`;

    const linkSvgFavicon = document.querySelector(
      "link[rel='icon'][type='image/svg+xml']",
    );
    linkSvgFavicon?.setAttribute(
      "href",
      `data:image/svg+xml;base64,${btoa(faviconSvg)}`,
    );
  };
</script>
<style>:root{--gap-nano: .125rem;--gap-micro: .25rem;--gap-small: .5rem;--gap-medium: 1rem;--gap-large: 1.5rem;--gap-huge: 2.5rem;--gap-giant: 4rem;--line-height-none: 1;--line-height-tight: 1.25;--line-height-normal: 1.5;--line-height-relaxed: 1.75;--font-weight-normal: normal;--font-weight-bold: bold;--font-weight-black: 900;--font-size-ruby: .5rem;--font-size-micro: .75rem;--font-size-small: .875rem;--font-size-normal: 1rem;--font-size-medium: 1.125rem;--font-size-large: 1.5rem;--font-size-huge: 2.25rem;--size-max-width: 768px;--size-dot: 8px;--size-maximum: 9999px;--hue: 235deg;--chroma-weight: 1;--color-background: oklch(92% calc(.003 * var(--chroma-weight)) var(--hue));--color-primary: oklch(35% calc(.33 * var(--chroma-weight)) var(--hue));--color-secondary: oklch(25% calc(.1 * var(--chroma-weight)) var(--hue));--color-text: oklch(5% calc(.01 * var(--chroma-weight)) var(--hue));--color-subtext: oklch(40% calc(.01 * var(--chroma-weight)) var(--hue))}@media (prefers-color-scheme: dark){:root{--color-background: oklch(8% calc(.003 * var(--chroma-weight)) var(--hue));--color-primary: oklch(63% calc(.33 * var(--chroma-weight)) var(--hue));--color-secondary: oklch(95% calc(.1 * var(--chroma-weight)) var(--hue));--color-text: oklch(95% calc(.01 * var(--chroma-weight)) var(--hue));--color-subtext: oklch(68% calc(.01 * var(--chroma-weight)) var(--hue))}}*,:before,:after{box-sizing:border-box}:where(:root){line-height:1.5;overfl
    Found 2026-01-12 by HttpPlugin
    Create report

  • Open service 172.67.156.88:80 · studio15.jp

    2026-01-12 02:03 

    HTTP/1.1 301 Moved Permanently
Date: Mon, 12 Jan 2026 02:03:07 GMT
Content-Length: 0
Connection: close
Location: https://studio15.jp/
Vary: accept-encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=YtVv3BTq9x6tmUR1CSfX9vtC7%2B2nXOMh%2Bvdll2u8%2BiA3AuoowKNQP%2Bpii5TaaOidCJrznhewuBkregxGBIt4vcgzOBa5XEw6bRGi"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server: cloudflare
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=20,cfOrigin;dur=8
cf-cache-status: DYNAMIC
CF-RAY: 9bc9135e6cc01c7b-AMS
alt-svc: h3=":443"; ma=86400
    Found 2026-01-12 by HttpPlugin
    Create report

  • Open service 104.21.89.42:443 · studio15.jp

    2026-01-12 02:03 

    HTTP/1.1 200 OK
Date: Mon, 12 Jan 2026 02:03:07 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Access-Control-Allow-Origin: *
Cache-Control: public, max-age=0, must-revalidate
cf-cache-status: DYNAMIC
referrer-policy: strict-origin-when-cross-origin
x-content-type-options: nosniff
Vary: accept-encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=3i6m%2BFxSbDfj%2FHAMfn57Ps%2BH5wpUe3uN2UeqP%2BcG4LY7ycWTkmxIXwq0%2FVl1AHTfW68D9n8kIcVc2cBp4YHwOdPe5Vq8Mwwz5eda"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server: cloudflare
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=8,cfOrigin;dur=28
CF-RAY: 9bc9135e9bf2edbd-LHR
alt-svc: h3=":443"; ma=86400

Page title: studio15

<!DOCTYPE html><html lang="ja"> <head><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><link rel="icon" href="data:image/svg+xml;base64,PHN2ZyB2ZXJzaW9uPSIxLjEiIHZpZXdCb3g9IjAgMCAxNiAxNiIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIiB4bWxuczpzdmc9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48Y2lyY2xlIGN4PSI4IiBjeT0iOCIgcj0iOCIgZmlsbD0ib2tsY2goNzElIDAuMTUgMjM1KSIgLz48L3N2Zz4=" sizes="any" type="image/svg+xml"><link rel="alternate" type="application/rss+xml" title="studio15" href="https://studio15.jp/feed.xml"><link rel="canonical" href="https://studio15.jp/"><title>studio15</title><meta name="title" content="studio15"><meta name="description" content="studio15（すたじおじゅうご）は15（じゅうご）こと小幡晋介（おばたしんすけ）による、ひとりウェブサービス制作プロジェクトです。"><meta property="og:type" content="website"><meta property="og:site_name" content="studio15"><meta property="og:url" content="https://studio15.jp/"><meta property="og:title" content="studio15"><meta property="og:description" content="studio15（すたじおじゅうご）は15（じゅうご）こと小幡晋介（おばたしんすけ）による、ひとりウェブサービス制作プロジェクトです。"><meta property="og:image" content="https://studio15.jp/img/15.png"><script>
  const root = document.documentElement;

  function circularDistanceDeg(a, b) {
    const d = Math.abs(a - b) % 360;
    return Math.min(d, 360 - d);
  }

  function getChromeWeight(hue) {
    const dist = circularDistanceDeg(hue, 30);
    return 0.5 + 0.5 * (dist / 180);
  }

  function getHue() {
    const date = new Date();
    const seconds =
      date.getSeconds() + 60 * date.getMinutes() + 60 * 60 * date.getHours();
    return (Math.round(seconds / 10) + 235) % 360;
  }

  function updateHue() {
    const hue = getHue();
    const chromaWeight = getChromeWeight(hue);

    root.style.setProperty("--hue", `${hue}deg`);
    root.style.setProperty("--chroma-weight", chromaWeight.toFixed(2));
  }

  updateHue();

  window.onload = () => {
    const primaryColor = window
      .getComputedStyle(root)
      .getPropertyValue("--color-primary")
      .trim();

    const faviconSvg =
      `<svg viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg">` +
      `<circle cx="8" cy="8" r="8" fill="${primaryColor}" />` +
      `</svg>`;

    const linkSvgFavicon = document.querySelector(
      "link[rel='icon'][type='image/svg+xml']",
    );
    linkSvgFavicon?.setAttribute(
      "href",
      `data:image/svg+xml;base64,${btoa(faviconSvg)}`,
    );
  };
</script>
<style>:root{--gap-nano: .125rem;--gap-micro: .25rem;--gap-small: .5rem;--gap-medium: 1rem;--gap-large: 1.5rem;--gap-huge: 2.5rem;--gap-giant: 4rem;--line-height-none: 1;--line-height-tight: 1.25;--line-height-normal: 1.5;--line-height-relaxed: 1.75;--font-weight-normal: normal;--font-weight-bold: bold;--font-weight-black: 900;--font-size-ruby: .5rem;--font-size-micro: .75rem;--font-size-small: .875rem;--font-size-normal: 1rem;--font-size-medium: 1.125rem;--font-size-large: 1.5rem;--font-size-huge: 2.25rem;--size-max-width: 768px;--size-dot: 8px;--size-maximum: 9999px;--hue: 235deg;--chroma-weight: 1;--color-background: oklch(92% calc(.003 * var(--chroma-weight)) var(--hue));--color-primary: oklch(35% calc(.33 * var(--chroma-weight)) var(--hue));--color-secondary: oklch(25% calc(.1 * var(--chroma-weight)) var(--hue));--color-text: oklch(5% calc(.01 * var(--chroma-weight)) var(--hue));--color-subtext: oklch(40% calc(.01 * var(--chroma-weight)) var(--hue))}@media (prefers-color-scheme: dark){:root{--color-background: oklch(8% calc(.003 * var(--chroma-weight)) var(--hue));--color-primary: oklch(63% calc(.33 * var(--chroma-weight)) var(--hue));--color-secondary: oklch(95% calc(.1 * var(--chroma-weight)) var(--hue));--color-text: oklch(95% calc(.01 * var(--chroma-weight)) var(--hue));--color-subtext: oklch(68% calc(.01 * var(--chroma-weight)) var(--hue))}}*,:before,:after{box-sizing:border-box}:where(:root){line-height:1.5;overfl
    Found 2026-01-12 by HttpPlugin
    Create report

  • Open service 2606:4700:3036::6815:592a:443 · studio15.jp

    2026-01-12 02:03 

    HTTP/1.1 200 OK
Date: Mon, 12 Jan 2026 02:03:07 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Access-Control-Allow-Origin: *
Cache-Control: public, max-age=0, must-revalidate
cf-cache-status: DYNAMIC
referrer-policy: strict-origin-when-cross-origin
x-content-type-options: nosniff
Vary: accept-encoding
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=wimYcOkeVcnzYoQPmae9e1y%2FUvUzabVyGv77Vr9DvTTRTn74mG9WdE9MpEjsET33TbjA%2Bp%2FP28PkOSKWHnfR7pSQnYcyw3yERXPH8kNRBZL0s2xKPgCs"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server: cloudflare
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=8,cfOrigin;dur=30
CF-RAY: 9bc9135e9bc4d531-LHR
alt-svc: h3=":443"; ma=86400

Page title: studio15

<!DOCTYPE html><html lang="ja"> <head><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><link rel="icon" href="data:image/svg+xml;base64,PHN2ZyB2ZXJzaW9uPSIxLjEiIHZpZXdCb3g9IjAgMCAxNiAxNiIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIiB4bWxuczpzdmc9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48Y2lyY2xlIGN4PSI4IiBjeT0iOCIgcj0iOCIgZmlsbD0ib2tsY2goNzElIDAuMTUgMjM1KSIgLz48L3N2Zz4=" sizes="any" type="image/svg+xml"><link rel="alternate" type="application/rss+xml" title="studio15" href="https://studio15.jp/feed.xml"><link rel="canonical" href="https://studio15.jp/"><title>studio15</title><meta name="title" content="studio15"><meta name="description" content="studio15（すたじおじゅうご）は15（じゅうご）こと小幡晋介（おばたしんすけ）による、ひとりウェブサービス制作プロジェクトです。"><meta property="og:type" content="website"><meta property="og:site_name" content="studio15"><meta property="og:url" content="https://studio15.jp/"><meta property="og:title" content="studio15"><meta property="og:description" content="studio15（すたじおじゅうご）は15（じゅうご）こと小幡晋介（おばたしんすけ）による、ひとりウェブサービス制作プロジェクトです。"><meta property="og:image" content="https://studio15.jp/img/15.png"><script>
  const root = document.documentElement;

  function circularDistanceDeg(a, b) {
    const d = Math.abs(a - b) % 360;
    return Math.min(d, 360 - d);
  }

  function getChromeWeight(hue) {
    const dist = circularDistanceDeg(hue, 30);
    return 0.5 + 0.5 * (dist / 180);
  }

  function getHue() {
    const date = new Date();
    const seconds =
      date.getSeconds() + 60 * date.getMinutes() + 60 * 60 * date.getHours();
    return (Math.round(seconds / 10) + 235) % 360;
  }

  function updateHue() {
    const hue = getHue();
    const chromaWeight = getChromeWeight(hue);

    root.style.setProperty("--hue", `${hue}deg`);
    root.style.setProperty("--chroma-weight", chromaWeight.toFixed(2));
  }

  updateHue();

  window.onload = () => {
    const primaryColor = window
      .getComputedStyle(root)
      .getPropertyValue("--color-primary")
      .trim();

    const faviconSvg =
      `<svg viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg">` +
      `<circle cx="8" cy="8" r="8" fill="${primaryColor}" />` +
      `</svg>`;

    const linkSvgFavicon = document.querySelector(
      "link[rel='icon'][type='image/svg+xml']",
    );
    linkSvgFavicon?.setAttribute(
      "href",
      `data:image/svg+xml;base64,${btoa(faviconSvg)}`,
    );
  };
</script>
<style>:root{--gap-nano: .125rem;--gap-micro: .25rem;--gap-small: .5rem;--gap-medium: 1rem;--gap-large: 1.5rem;--gap-huge: 2.5rem;--gap-giant: 4rem;--line-height-none: 1;--line-height-tight: 1.25;--line-height-normal: 1.5;--line-height-relaxed: 1.75;--font-weight-normal: normal;--font-weight-bold: bold;--font-weight-black: 900;--font-size-ruby: .5rem;--font-size-micro: .75rem;--font-size-small: .875rem;--font-size-normal: 1rem;--font-size-medium: 1.125rem;--font-size-large: 1.5rem;--font-size-huge: 2.25rem;--size-max-width: 768px;--size-dot: 8px;--size-maximum: 9999px;--hue: 235deg;--chroma-weight: 1;--color-background: oklch(92% calc(.003 * var(--chroma-weight)) var(--hue));--color-primary: oklch(35% calc(.33 * var(--chroma-weight)) var(--hue));--color-secondary: oklch(25% calc(.1 * var(--chroma-weight)) var(--hue));--color-text: oklch(5% calc(.01 * var(--chroma-weight)) var(--hue));--color-subtext: oklch(40% calc(.01 * var(--chroma-weight)) var(--hue))}@media (prefers-color-scheme: dark){:root{--color-background: oklch(8% calc(.003 * var(--chroma-weight)) var(--hue));--color-primary: oklch(63% calc(.33 * var(--chroma-weight)) var(--hue));--color-secondary: oklch(95% calc(.1 * var(--chroma-weight)) var(--hue));--color-text: oklch(95% calc(.01 * var(--chroma-weight)) var(--hue));--color-subtext: oklch(68% calc(.01 * var(--chroma-weight)) var(--hue))}}*,:before,:after{box-sizing:border-box}:where(:root){line-height:1.5;overfl
    Found 2026-01-12 by HttpPlugin
    Create report

  • Open service 2606:4700:3032::ac43:9c58:443 · studio15.jp

    2026-01-12 02:03 

    HTTP/1.1 200 OK
Date: Mon, 12 Jan 2026 02:03:07 GMT
Content-Type: text/html; charset=utf-8
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Page title: studio15

<!DOCTYPE html><html lang="ja"> <head><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><link rel="icon" href="data:image/svg+xml;base64,PHN2ZyB2ZXJzaW9uPSIxLjEiIHZpZXdCb3g9IjAgMCAxNiAxNiIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIiB4bWxuczpzdmc9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48Y2lyY2xlIGN4PSI4IiBjeT0iOCIgcj0iOCIgZmlsbD0ib2tsY2goNzElIDAuMTUgMjM1KSIgLz48L3N2Zz4=" sizes="any" type="image/svg+xml"><link rel="alternate" type="application/rss+xml" title="studio15" href="https://studio15.jp/feed.xml"><link rel="canonical" href="https://studio15.jp/"><title>studio15</title><meta name="title" content="studio15"><meta name="description" content="studio15（すたじおじゅうご）は15（じゅうご）こと小幡晋介（おばたしんすけ）による、ひとりウェブサービス制作プロジェクトです。"><meta property="og:type" content="website"><meta property="og:site_name" content="studio15"><meta property="og:url" content="https://studio15.jp/"><meta property="og:title" content="studio15"><meta property="og:description" content="studio15（すたじおじゅうご）は15（じゅうご）こと小幡晋介（おばたしんすけ）による、ひとりウェブサービス制作プロジェクトです。"><meta property="og:image" content="https://studio15.jp/img/15.png"><script>
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    Found 2026-01-12 by HttpPlugin
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pub.studio15.jp
Fingerprint:
a2332f77b477cdc7e3c80646f398ab71d1636589b3244c8c4378adf713ba5988
CN:
pub.studio15.jp
Key:
ECDSA-256
Issuer:
WE1
Not before:
2025-11-28 01:59
Not after:
2026-02-26 02:59
studio15.jp
Fingerprint:
8f6cae7003596d884de8fdde6ee14638735ab78c728d989a4148d87814aa24c4
CN:
studio15.jp
Key:
ECDSA-256
Issuer:
WE1
Not before:
2025-11-19 09:48
Not after:
2026-02-17 10:48
Domain summary

pub.studio15.jp 11 studio15.jp 11

2 recorded
IP summary

172.67.156.88 2 104.21.89.42 2 2606:4700:3036::6815:592a 1 2606:4700:3032::ac43:9c58 1

4 recorded

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