Domain go.duocards.com
United States
AMAZON-02
Software information

Heroku

tcp/443 tcp/80

  • GraphQL introspection is enabled.
    First seen 2025-11-22 01:15
    Last seen 2026-01-02 18:14
    Open for 41 days

    • Severity: medium
      Fingerprint: c2db3a1c40d490db1a0bbaa3604b202c00d8793009843ffcebc244e91a4677bd

      GraphQL introspection enabled at /graphql
Types: 107 (by kind: ENUM: 15, INPUT_OBJECT: 7, INTERFACE: 1, OBJECT: 78, SCALAR: 6)
Operations:
- Query: Query | fields: public, translate, translateBulk, userByName, viewer
- Mutation: Mutation | fields: login, loginAs, loginGuest, oauth, register
Directives: deprecated, include, skip, specifiedBy (total: 4)
      Found on 2026-01-02 18:14
      170.8 kBytes

    • Severity: medium
      Fingerprint: c2db3a1c40d490db1a0bbaa353df1b225d341c72a9f6110ebfa9c6876c7f05bb

      GraphQL introspection enabled at /graphql
Types: 106 (by kind: ENUM: 15, INPUT_OBJECT: 7, INTERFACE: 1, OBJECT: 77, SCALAR: 6)
Operations:
- Query: Query | fields: public, translate, translateBulk, userByName, viewer
- Mutation: Mutation | fields: login, loginAs, loginGuest, oauth, register
Directives: deprecated, include, skip, specifiedBy (total: 4)
      Found on 2025-12-14 03:56
      167.2 kBytes

    • Severity: medium
      Fingerprint: c2db3a1c40d490db1a0bbaa31a0bbaa31a0bbaa31a0bbaa31a0bbaa31a0bbaa3

      GraphQL introspection enabled at /graphql
      Found on 2025-11-26 14:12
    Create report
  • GraphQL introspection is enabled.
    First seen 2025-11-22 01:15
    Last seen 2026-01-02 18:14
    Open for 41 days

    • Severity: medium
      Fingerprint: c2db3a1c40d490db1a0bbaa3604b202c00d8793009843ffcebc244e91a4677bd

      GraphQL introspection enabled at /graphql
Types: 107 (by kind: ENUM: 15, INPUT_OBJECT: 7, INTERFACE: 1, OBJECT: 78, SCALAR: 6)
Operations:
- Query: Query | fields: public, translate, translateBulk, userByName, viewer
- Mutation: Mutation | fields: login, loginAs, loginGuest, oauth, register
Directives: deprecated, include, skip, specifiedBy (total: 4)
      Found on 2026-01-02 18:14
      170.8 kBytes

    • Severity: medium
      Fingerprint: c2db3a1c40d490db1a0bbaa353df1b225d341c72a9f6110ebfa9c6876c7f05bb

      GraphQL introspection enabled at /graphql
Types: 106 (by kind: ENUM: 15, INPUT_OBJECT: 7, INTERFACE: 1, OBJECT: 77, SCALAR: 6)
Operations:
- Query: Query | fields: public, translate, translateBulk, userByName, viewer
- Mutation: Mutation | fields: login, loginAs, loginGuest, oauth, register
Directives: deprecated, include, skip, specifiedBy (total: 4)
      Found on 2025-12-14 03:56
      167.2 kBytes
    Create report

  • Open service 15.197.129.158:443 · go.duocards.com

    2026-01-10 01:17 

    HTTP/1.1 404 Not Found
Access-Control-Allow-Origin: *
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Date: Sat, 10 Jan 2026 01:17:09 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=LqD5rE779571Hhc8KLC7HCapFStEWcfRM4qCjzGHYM0%3D\u0026sid=c4c9725f-1ab0-44d8-820f-430df2718e11\u0026ts=1768007829"}],"max_age":3600}
Reporting-Endpoints: heroku-nel="https://nel.heroku.com/reports?s=LqD5rE779571Hhc8KLC7HCapFStEWcfRM4qCjzGHYM0%3D&sid=c4c9725f-1ab0-44d8-820f-430df2718e11&ts=1768007829"
Server: Heroku
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
X-Powered-By: Express
Connection: close

Page title: Error

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Error</title>
</head>
<body>
<pre>Cannot GET /</pre>
</body>
</html>
    Found 2026-01-10 by HttpPlugin
    Create report

  • Open service 75.2.43.161:80 · go.duocards.com

    2026-01-10 01:17 

    HTTP/1.1 404 Not Found
Access-Control-Allow-Origin: *
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Date: Sat, 10 Jan 2026 01:18:09 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=2xugm9NBjcZ94qHO838N7SVZbvMooH356BlCvhYT0hY%3D\u0026sid=c4c9725f-1ab0-44d8-820f-430df2718e11\u0026ts=1768007889"}],"max_age":3600}
Reporting-Endpoints: heroku-nel="https://nel.heroku.com/reports?s=2xugm9NBjcZ94qHO838N7SVZbvMooH356BlCvhYT0hY%3D&sid=c4c9725f-1ab0-44d8-820f-430df2718e11&ts=1768007889"
Server: Heroku
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
X-Powered-By: Express
Connection: close

Page title: Error

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Error</title>
</head>
<body>
<pre>Cannot GET /</pre>
</body>
</html>
    Found 2026-01-10 by HttpPlugin
    Create report

  • Open service 75.2.43.161:80 · go.duocards.com

    2026-01-02 18:14 

    HTTP/1.1 404 Not Found
Access-Control-Allow-Origin: *
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Date: Fri, 02 Jan 2026 18:15:00 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=B5LMfqRA3z6FFQCUR1h27szvXJyNtVedUgdADP6903o%3D\u0026sid=c4c9725f-1ab0-44d8-820f-430df2718e11\u0026ts=1767377700"}],"max_age":3600}
Reporting-Endpoints: heroku-nel="https://nel.heroku.com/reports?s=B5LMfqRA3z6FFQCUR1h27szvXJyNtVedUgdADP6903o%3D&sid=c4c9725f-1ab0-44d8-820f-430df2718e11&ts=1767377700"
Server: Heroku
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
X-Powered-By: Express
Connection: close

Page title: Error

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Error</title>
</head>
<body>
<pre>Cannot GET /</pre>
</body>
</html>
    Found 2026-01-02 by HttpPlugin
    Create report

  • Open service 15.197.129.158:443 · go.duocards.com

    2026-01-02 18:14 

    HTTP/1.1 404 Not Found
Access-Control-Allow-Origin: *
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Date: Fri, 02 Jan 2026 18:14:58 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=qC4NQf%2F0BRP5EG4x%2BtVBIS4rNnJMkfCZTzytwUIoWC4%3D\u0026sid=c4c9725f-1ab0-44d8-820f-430df2718e11\u0026ts=1767377698"}],"max_age":3600}
Reporting-Endpoints: heroku-nel="https://nel.heroku.com/reports?s=qC4NQf%2F0BRP5EG4x%2BtVBIS4rNnJMkfCZTzytwUIoWC4%3D&sid=c4c9725f-1ab0-44d8-820f-430df2718e11&ts=1767377698"
Server: Heroku
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
X-Powered-By: Express
Connection: close

Page title: Error

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Error</title>
</head>
<body>
<pre>Cannot GET /</pre>
</body>
</html>
    Found 2026-01-02 by HttpPlugin
    Create report

  • Open service 75.2.43.161:80 · go.duocards.com

    2025-12-23 08:24 

    HTTP/1.1 404 Not Found
Access-Control-Allow-Origin: *
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Date: Tue, 23 Dec 2025 08:24:51 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=DMCDgoRCCBZm6KJ02%2FcmvBcKfSohJXs99w2pCMVTX3U%3D\u0026sid=c4c9725f-1ab0-44d8-820f-430df2718e11\u0026ts=1766478291"}],"max_age":3600}
Reporting-Endpoints: heroku-nel="https://nel.heroku.com/reports?s=DMCDgoRCCBZm6KJ02%2FcmvBcKfSohJXs99w2pCMVTX3U%3D&sid=c4c9725f-1ab0-44d8-820f-430df2718e11&ts=1766478291"
Server: Heroku
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
X-Powered-By: Express
Connection: close

Page title: Error

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Error</title>
</head>
<body>
<pre>Cannot GET /</pre>
</body>
</html>
    Found 2025-12-23 by HttpPlugin
    Create report

  • Open service 15.197.129.158:443 · go.duocards.com

    2025-12-23 08:24 

    HTTP/1.1 404 Not Found
Access-Control-Allow-Origin: *
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Date: Tue, 23 Dec 2025 08:24:48 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=CaNY9ExTv1d1FI8wSJIUk%2BalwRiit7TZzTRtaEIeA3E%3D\u0026sid=c4c9725f-1ab0-44d8-820f-430df2718e11\u0026ts=1766478288"}],"max_age":3600}
Reporting-Endpoints: heroku-nel="https://nel.heroku.com/reports?s=CaNY9ExTv1d1FI8wSJIUk%2BalwRiit7TZzTRtaEIeA3E%3D&sid=c4c9725f-1ab0-44d8-820f-430df2718e11&ts=1766478288"
Server: Heroku
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
X-Powered-By: Express
Connection: close

Page title: Error

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Error</title>
</head>
<body>
<pre>Cannot GET /</pre>
</body>
</html>
    Found 2025-12-23 by HttpPlugin
    Create report

  • Open service 15.197.129.158:443 · go.duocards.com

    2025-12-21 10:31 

    HTTP/1.1 404 Not Found
Access-Control-Allow-Origin: *
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Date: Sun, 21 Dec 2025 10:31:35 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=Vs3Opf5niHa8%2FaW8vPDiJsYhLRH1EiupqDUeWdY58Zg%3D\u0026sid=c4c9725f-1ab0-44d8-820f-430df2718e11\u0026ts=1766313095"}],"max_age":3600}
Reporting-Endpoints: heroku-nel="https://nel.heroku.com/reports?s=Vs3Opf5niHa8%2FaW8vPDiJsYhLRH1EiupqDUeWdY58Zg%3D&sid=c4c9725f-1ab0-44d8-820f-430df2718e11&ts=1766313095"
Server: Heroku
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
X-Powered-By: Express
Connection: close

Page title: Error

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Error</title>
</head>
<body>
<pre>Cannot GET /</pre>
</body>
</html>
    Found 2025-12-21 by HttpPlugin
    Create report

  • Open service 75.2.43.161:80 · go.duocards.com

    2025-12-21 10:31 

    HTTP/1.1 404 Not Found
Access-Control-Allow-Origin: *
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Date: Sun, 21 Dec 2025 10:31:38 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=IAfUMv1O7aBA1xa7NYV183Egv6r41hZYKyPEgAeRs6Q%3D\u0026sid=c4c9725f-1ab0-44d8-820f-430df2718e11\u0026ts=1766313098"}],"max_age":3600}
Reporting-Endpoints: heroku-nel="https://nel.heroku.com/reports?s=IAfUMv1O7aBA1xa7NYV183Egv6r41hZYKyPEgAeRs6Q%3D&sid=c4c9725f-1ab0-44d8-820f-430df2718e11&ts=1766313098"
Server: Heroku
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
X-Powered-By: Express
Connection: close

Page title: Error

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Error</title>
</head>
<body>
<pre>Cannot GET /</pre>
</body>
</html>
    Found 2025-12-21 by HttpPlugin
    Create report
go.duocards.com
Fingerprint:
ee0f7152d2574931f47b267696c8c14f7a95b54647927fbef63559f963677753
CN:
go.duocards.com
Key:
RSA-2048
Issuer:
R12
Not before:
2025-11-22 00:15
Not after:
2026-02-20 00:15
Domain summary

go.duocards.com 12

1 recorded
IP summary

15.197.129.158 1 75.2.43.161 1

2 recorded

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