Domain cpcalendars.polytheorem.com
CLOUDFLARENET
Software information

cloudflare cloudflare

tcp/443 tcp/80 tcp/8443

  • Open service 172.67.186.77:8443 · cpcalendars.polytheorem.com

    2025-12-20 11:27 

    HTTP/1.1 521 <none>
Date: Sat, 20 Dec 2025 11:27:02 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 15
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
Server-Timing: cfEdge;dur=237,cfOrigin;dur=0
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9b0ec9c97bb9fd95-SIN
alt-svc: h3=":8443"; ma=86400


error code: 521
    Found 2025-12-20 by HttpPlugin
    Create report

  • Open service 172.67.186.77:80 · cpcalendars.polytheorem.com

    2025-12-20 11:27 

    HTTP/1.1 301 Moved Permanently
Date: Sat, 20 Dec 2025 11:27:02 GMT
Content-Length: 0
Connection: close
Location: https://cpcalendars.polytheorem.com/
X-Content-Type-Options: nosniff
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=1rdPlGxB8vRRyAv2mYftv7mAM%2F1tizc1lkTCl5Sjj9WGntSC5MzdfsdRu31zsgwO9aMtjLZ1%2BTuPvkkG7GEJ8YoIepjK02b5YcJyWCgPZKkGBl4ldTFCZStBxg%3D%3D"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server-Timing: cfEdge;dur=9,cfOrigin;dur=0
Server: cloudflare
CF-RAY: 9b0ec9c768d050a1-SJC
alt-svc: h3=":443"; ma=86400
    Found 2025-12-20 by HttpPlugin
    Create report

  • Open service 2606:4700:3037::6815:3bfa:443 · cpcalendars.polytheorem.com

    2025-12-20 11:27 

    HTTP/1.1 503 Service Unavailable
Date: Sat, 20 Dec 2025 11:27:02 GMT
Content-Type: text/html; charset=iso-8859-1
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
cf-cache-status: DYNAMIC
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Strict-Transport-Security: max-age=0; includeSubDomains; preload
X-Content-Type-Options: nosniff
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=5,cfOrigin;dur=30
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=YjmOncz7rZ9cq%2BIj1NHyWSXZqqZKPUKig%2FFud4ssdngvnpXJqxE0shskgmJOvolvu8sAfTIwapYAbW6aAHAqK4chg3vmWV%2Bzr%2BcIBsBLHHotiz3CV0FF6aQPiQbQughi5frm98%2Bcog%3D%3D"}]}
CF-RAY: 9b0ec9c8fa335e79-EWR
alt-svc: h3=":443"; ma=86400

Page title: 503 Service Unavailable

<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>503 Service Unavailable</title>
</head><body>
<h1>Service Unavailable</h1>
<p>The server is temporarily unable to service your
request due to maintenance downtime or capacity
problems. Please try again later.</p>
<p>Additionally, a 503 Service Unavailable
error was encountered while trying to use an ErrorDocument to handle the request.</p>
<script defer src="https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015" integrity="sha512-ZpsOmlRQV6y907TI0dKBHq9Md29nnaEIPlkf84rnaERnq6zvWvPUqr2ft8M1aS28oN72PdrCzSjY4U6VaAw1EQ==" data-cf-beacon='{"version":"2024.11.0","token":"a1bf52abfd1945039603d10078a90146","r":1,"server_timing":{"name":{"cfCacheStatus":true,"cfEdge":true,"cfExtPri":true,"cfL4":true,"cfOrigin":true,"cfSpeedBrain":true},"location_startswith":null}}' crossorigin="anonymous"></script>
</body></html>
    Found 2025-12-20 by HttpPlugin
    Create report

  • Open service 2606:4700:3037::6815:3bfa:80 · cpcalendars.polytheorem.com

    2025-12-20 11:27 

    HTTP/1.1 301 Moved Permanently
Date: Sat, 20 Dec 2025 11:27:02 GMT
Content-Length: 0
Connection: close
Location: https://cpcalendars.polytheorem.com/
X-Content-Type-Options: nosniff
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=H%2B0DhDj2XgUQUWELCN1kJpWSLtMq7Z4p%2Bzfvrzz6vPBWXAgGkZ6WhdOm6CZWlAIeLrQbCAROLhSGiV8zmu4yFh5YJpmh0xpFHavHk28zNJC9nqRqBIDUefJG5QwdiVzBh3Bngbh5aQ%3D%3D"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server-Timing: cfEdge;dur=9,cfOrigin;dur=0
Server: cloudflare
CF-RAY: 9b0ec9c6dd7f0f67-EWR
alt-svc: h3=":443"; ma=86400
    Found 2025-12-20 by HttpPlugin
    Create report

  • Open service 104.21.59.250:8443 · cpcalendars.polytheorem.com

    2025-12-20 11:27 

    HTTP/1.1 521 <none>
Date: Sat, 20 Dec 2025 11:27:02 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 15
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
Server-Timing: cfEdge;dur=24,cfOrigin;dur=0
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9b0ec9c76d6521eb-EWR
alt-svc: h3=":8443"; ma=86400


error code: 521
    Found 2025-12-20 by HttpPlugin
    Create report

  • Open service 2606:4700:3037::6815:3bfa:8443 · cpcalendars.polytheorem.com

    2025-12-20 11:27 

    HTTP/1.1 521 <none>
Date: Sat, 20 Dec 2025 11:27:02 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 15
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
Server-Timing: cfEdge;dur=36,cfOrigin;dur=0
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9b0ec9c76c13aae6-YYZ
alt-svc: h3=":8443"; ma=86400


error code: 521
    Found 2025-12-20 by HttpPlugin
    Create report

  • Open service 104.21.59.250:443 · cpcalendars.polytheorem.com

    2025-12-20 11:27 

    HTTP/1.1 503 Service Unavailable
Date: Sat, 20 Dec 2025 11:27:02 GMT
Content-Type: text/html; charset=iso-8859-1
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
cf-cache-status: DYNAMIC
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Strict-Transport-Security: max-age=0; includeSubDomains; preload
X-Content-Type-Options: nosniff
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=7,cfOrigin;dur=199
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=T1BhWtQHzjbPQ1SJ6P6iHheo4X%2B2izSnoS0SkucfSeQsm8r0kIxfFLjQG%2BxZ4SrEFnhtzLMQRuHmQJ9pTlPhARP55vH6ioJ2iK0tMWfSYpMwR%2F308LoEhohKKQ%3D%3D"}]}
CF-RAY: 9b0ec9c78f314fd0-SJC
alt-svc: h3=":443"; ma=86400

Page title: 503 Service Unavailable

<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>503 Service Unavailable</title>
</head><body>
<h1>Service Unavailable</h1>
<p>The server is temporarily unable to service your
request due to maintenance downtime or capacity
problems. Please try again later.</p>
<p>Additionally, a 503 Service Unavailable
error was encountered while trying to use an ErrorDocument to handle the request.</p>
<script defer src="https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015" integrity="sha512-ZpsOmlRQV6y907TI0dKBHq9Md29nnaEIPlkf84rnaERnq6zvWvPUqr2ft8M1aS28oN72PdrCzSjY4U6VaAw1EQ==" data-cf-beacon='{"version":"2024.11.0","token":"a1bf52abfd1945039603d10078a90146","r":1,"server_timing":{"name":{"cfCacheStatus":true,"cfEdge":true,"cfExtPri":true,"cfL4":true,"cfOrigin":true,"cfSpeedBrain":true},"location_startswith":null}}' crossorigin="anonymous"></script>
</body></html>
    Found 2025-12-20 by HttpPlugin
    Create report

  • Open service 2606:4700:3032::ac43:ba4d:8443 · cpcalendars.polytheorem.com

    2025-12-20 11:27 

    HTTP/1.1 521 <none>
Date: Sat, 20 Dec 2025 11:27:02 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 15
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
Server-Timing: cfEdge;dur=27,cfOrigin;dur=0
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9b0ec9c67aefbe82-EWR
alt-svc: h3=":8443"; ma=86400


error code: 521
    Found 2025-12-20 by HttpPlugin
    Create report

  • Open service 104.21.59.250:80 · cpcalendars.polytheorem.com

    2025-12-20 11:27 

    HTTP/1.1 301 Moved Permanently
Date: Sat, 20 Dec 2025 11:27:02 GMT
Content-Length: 0
Connection: close
Location: https://cpcalendars.polytheorem.com/
X-Content-Type-Options: nosniff
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=8DYC3LU1yI42XzcnCRQxaVVwOdVzRulAS4TtE1fn0A26Ou7oWVggi4zDI2DcCkc7W4r%2BRtb5vWeLHCiq9pI2mLUB6uBh5rufyYUk40%2FNcQEarq4BhC4ahhMkrg%3D%3D"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server: cloudflare
CF-RAY: 9b0ec9c61b386613-AMS
alt-svc: h3=":443"; ma=86400
    Found 2025-12-20 by HttpPlugin
    Create report

  • Open service 2606:4700:3032::ac43:ba4d:443 · cpcalendars.polytheorem.com

    2025-12-20 11:27 

    HTTP/1.1 503 Service Unavailable
Date: Sat, 20 Dec 2025 11:27:02 GMT
Content-Type: text/html; charset=iso-8859-1
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
cf-cache-status: DYNAMIC
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Strict-Transport-Security: max-age=0; includeSubDomains; preload
X-Content-Type-Options: nosniff
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=10,cfOrigin;dur=92
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=Qic6GWF13qDg8lEZ1ZOmBIEBu%2BB9fvKg7cBe%2BVJhvoOHl717ydGrbohM1GaPUcfMDIgdQJR5Enz2awJcJOJNXHgcGTDKaYpMO%2Bij%2BsvR9eerszkyPzJul1Iznb8C%2FQtaP%2BF4%2Fto%3D"}]}
CF-RAY: 9b0ec9c81e7a5437-YYZ
alt-svc: h3=":443"; ma=86400

Page title: 503 Service Unavailable

<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>503 Service Unavailable</title>
</head><body>
<h1>Service Unavailable</h1>
<p>The server is temporarily unable to service your
request due to maintenance downtime or capacity
problems. Please try again later.</p>
<p>Additionally, a 503 Service Unavailable
error was encountered while trying to use an ErrorDocument to handle the request.</p>
<script defer src="https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015" integrity="sha512-ZpsOmlRQV6y907TI0dKBHq9Md29nnaEIPlkf84rnaERnq6zvWvPUqr2ft8M1aS28oN72PdrCzSjY4U6VaAw1EQ==" data-cf-beacon='{"version":"2024.11.0","token":"a1bf52abfd1945039603d10078a90146","r":1,"server_timing":{"name":{"cfCacheStatus":true,"cfEdge":true,"cfExtPri":true,"cfL4":true,"cfOrigin":true,"cfSpeedBrain":true},"location_startswith":null}}' crossorigin="anonymous"></script>
</body></html>
    Found 2025-12-20 by HttpPlugin
    Create report

  • Open service 172.67.186.77:443 · cpcalendars.polytheorem.com

    2025-12-20 11:27 

    HTTP/1.1 503 Service Unavailable
Date: Sat, 20 Dec 2025 11:27:02 GMT
Content-Type: text/html; charset=iso-8859-1
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
cf-cache-status: DYNAMIC
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Strict-Transport-Security: max-age=0; includeSubDomains; preload
X-Content-Type-Options: nosniff
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=8,cfOrigin;dur=74
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=pLDDSSKOeoe8Ej97ZgXjAJ0xI59EFhVvvhvXxLdMJ4FBBHKbEuivRO0WWQVkBgKztuCTqbCa7kemFjtRkfad%2BeYhNCzF28RjrMCKKhqOEiy9aEPAwiOsgqGwbA%3D%3D"}]}
CF-RAY: 9b0ec9c66dccb1bc-EWR
alt-svc: h3=":443"; ma=86400

Page title: 503 Service Unavailable

<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>503 Service Unavailable</title>
</head><body>
<h1>Service Unavailable</h1>
<p>The server is temporarily unable to service your
request due to maintenance downtime or capacity
problems. Please try again later.</p>
<p>Additionally, a 503 Service Unavailable
error was encountered while trying to use an ErrorDocument to handle the request.</p>
<script defer src="https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015" integrity="sha512-ZpsOmlRQV6y907TI0dKBHq9Md29nnaEIPlkf84rnaERnq6zvWvPUqr2ft8M1aS28oN72PdrCzSjY4U6VaAw1EQ==" data-cf-beacon='{"version":"2024.11.0","token":"a1bf52abfd1945039603d10078a90146","r":1,"server_timing":{"name":{"cfCacheStatus":true,"cfEdge":true,"cfExtPri":true,"cfL4":true,"cfOrigin":true,"cfSpeedBrain":true},"location_startswith":null}}' crossorigin="anonymous"></script>
</body></html>
    Found 2025-12-20 by HttpPlugin
    Create report

  • Open service 2606:4700:3032::ac43:ba4d:80 · cpcalendars.polytheorem.com

    2025-12-20 11:27 

    HTTP/1.1 301 Moved Permanently
Date: Sat, 20 Dec 2025 11:27:02 GMT
Content-Length: 0
Connection: close
Location: https://cpcalendars.polytheorem.com/
X-Content-Type-Options: nosniff
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=dtRXkrwnqHAjwN5vQ7jHo74DN0b172CXHRmau6AOqEvL8YXPPKZwYu3opbO5vicZqLUv8bKOLJYzDKWY4bF3kvcRGzm9cohiHkNt3UQAPh5PRhYmZiEcSAw9wrtDYDVGDqz0ZTHEAA%3D%3D"}]}
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Server: cloudflare
CF-RAY: 9b0ec9c5bf36e868-FRA
alt-svc: h3=":443"; ma=86400
    Found 2025-12-20 by HttpPlugin
    Create report
polytheorem.com*.polytheorem.com
Fingerprint:
3685d67d33b7fc23452eeb5abed71268b06fbffd1a27005b9f647f64db125079
CN:
polytheorem.com
Key:
ECDSA-256
Issuer:
WE1
Not before:
2025-12-19 20:33
Not after:
2026-03-19 21:25
Domain summary

cpcalendars.polytheorem.com 11

1 recorded
IP summary

172.67.186.77 2 2606:4700:3037::6815:3bfa 1 104.21.59.250 1 2606:4700:3032::ac43:ba4d 1

4 recorded

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