Heroku
tcp/443 tcp/80
Exposing Swagger/OpenAPI documentation is primarily a risk if your API has underlying security flaws, as it gives attackers a precise roadmap to find them.
Those detail every endpoint, parameter, and data model, making it easier to discover and exploit vulnerabilities like broken access control or injection points.
While a perfectly secure API mitigates the danger, protecting your documentation is a critical layer of defense that forces attackers to work without a map.
Severity: info
Fingerprint: 5733ddf49ff49cd1bf890109bf890109bf890109bf890109bf890109bf890109
Public Swagger UI/API detected at path: /api-docs/swagger.json
Exposing Swagger/OpenAPI documentation is primarily a risk if your API has underlying security flaws, as it gives attackers a precise roadmap to find them.
Those detail every endpoint, parameter, and data model, making it easier to discover and exploit vulnerabilities like broken access control or injection points.
While a perfectly secure API mitigates the danger, protecting your documentation is a critical layer of defense that forces attackers to work without a map.
Severity: info
Fingerprint: 5733ddf49ff49cd1bf890109bf890109bf890109bf890109bf890109bf890109
Public Swagger UI/API detected at path: /api-docs/swagger.json
Open service 75.2.97.79:443 · devticketsapi.bluent.it
2026-01-09 14:31
HTTP/1.1 404 Not Found
Access-Control-Allow-Headers: Content-Type, Authorization
Access-Control-Allow-Methods: GET, POST
Access-Control-Allow-Origin: undefined
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Cross-Origin-Opener-Policy: same-origin
Cross-Origin-Resource-Policy: same-origin
Date: Fri, 09 Jan 2026 14:31:21 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Origin-Agent-Cluster: ?1
Referrer-Policy: no-referrer
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=JM7VlrMsz5j44NU1XqU9CB3pzVf98UJPdZADJB%2F6CWE%3D\u0026sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add\u0026ts=1767969081"}],"max_age":3600}
Reporting-Endpoints: heroku-nel="https://nel.heroku.com/reports?s=JM7VlrMsz5j44NU1XqU9CB3pzVf98UJPdZADJB%2F6CWE%3D&sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add&ts=1767969081"
Server: Heroku
Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
X-Dns-Prefetch-Control: off
X-Download-Options: noopen
X-Frame-Options: DENY
X-Permitted-Cross-Domain-Policies: none
X-Xss-Protection: 0
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>
Open service 35.71.145.101:80 · devticketsapi.bluent.it
2026-01-09 07:24
HTTP/1.1 404 Not Found
Access-Control-Allow-Headers: Content-Type, Authorization
Access-Control-Allow-Methods: GET, POST
Access-Control-Allow-Origin: undefined
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Cross-Origin-Opener-Policy: same-origin
Cross-Origin-Resource-Policy: same-origin
Date: Fri, 09 Jan 2026 07:25:31 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Origin-Agent-Cluster: ?1
Referrer-Policy: no-referrer
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=S2v%2BIALlfjq8NJ22WO%2FD5uzRT9IG4dw5mlfItzxbgFE%3D\u0026sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add\u0026ts=1767943531"}],"max_age":3600}
Reporting-Endpoints: heroku-nel="https://nel.heroku.com/reports?s=S2v%2BIALlfjq8NJ22WO%2FD5uzRT9IG4dw5mlfItzxbgFE%3D&sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add&ts=1767943531"
Server: Heroku
Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
X-Dns-Prefetch-Control: off
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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>
Open service 75.2.97.79:443 · devticketsapi.bluent.it
2026-01-02 15:04
HTTP/1.1 404 Not Found
Access-Control-Allow-Headers: Content-Type, Authorization
Access-Control-Allow-Methods: GET, POST
Access-Control-Allow-Origin: undefined
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Cross-Origin-Opener-Policy: same-origin
Cross-Origin-Resource-Policy: same-origin
Date: Fri, 02 Jan 2026 15:04:53 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Origin-Agent-Cluster: ?1
Referrer-Policy: no-referrer
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=E5bb4kpDsCi9K8N%2BDJhNZrsZ6POOVRzMA3aKihGRmj0%3D\u0026sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add\u0026ts=1767366293"}],"max_age":3600}
Reporting-Endpoints: heroku-nel="https://nel.heroku.com/reports?s=E5bb4kpDsCi9K8N%2BDJhNZrsZ6POOVRzMA3aKihGRmj0%3D&sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add&ts=1767366293"
Server: Heroku
Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
X-Dns-Prefetch-Control: off
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X-Xss-Protection: 0
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>
Open service 35.71.145.101:80 · devticketsapi.bluent.it
2026-01-02 14:26
HTTP/1.1 404 Not Found
Access-Control-Allow-Headers: Content-Type, Authorization
Access-Control-Allow-Methods: GET, POST
Access-Control-Allow-Origin: undefined
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Cross-Origin-Opener-Policy: same-origin
Cross-Origin-Resource-Policy: same-origin
Date: Fri, 02 Jan 2026 14:26:11 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Origin-Agent-Cluster: ?1
Referrer-Policy: no-referrer
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=AFEZ6cUxJ7j9uQIr8dmvuP1rzznu55frHE0IHcnES2M%3D\u0026sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add\u0026ts=1767363971"}],"max_age":3600}
Reporting-Endpoints: heroku-nel="https://nel.heroku.com/reports?s=AFEZ6cUxJ7j9uQIr8dmvuP1rzznu55frHE0IHcnES2M%3D&sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add&ts=1767363971"
Server: Heroku
Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
X-Dns-Prefetch-Control: off
X-Download-Options: noopen
X-Frame-Options: DENY
X-Permitted-Cross-Domain-Policies: none
X-Xss-Protection: 0
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>
Open service 75.2.97.79:443 · devticketsapi.bluent.it
2025-12-23 06:17
HTTP/1.1 404 Not Found
Access-Control-Allow-Headers: Content-Type, Authorization
Access-Control-Allow-Methods: GET, POST
Access-Control-Allow-Origin: undefined
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Cross-Origin-Opener-Policy: same-origin
Cross-Origin-Resource-Policy: same-origin
Date: Tue, 23 Dec 2025 06:17:36 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Origin-Agent-Cluster: ?1
Referrer-Policy: no-referrer
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=Z0jyR9qyhYfS61ZaBGxOOVQeT5KBuYeKokqcYve6uYg%3D\u0026sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add\u0026ts=1766470656"}],"max_age":3600}
Reporting-Endpoints: heroku-nel="https://nel.heroku.com/reports?s=Z0jyR9qyhYfS61ZaBGxOOVQeT5KBuYeKokqcYve6uYg%3D&sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add&ts=1766470656"
Server: Heroku
Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
X-Dns-Prefetch-Control: off
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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>
Open service 35.71.145.101:80 · devticketsapi.bluent.it
2025-12-23 02:46
HTTP/1.1 404 Not Found
Access-Control-Allow-Headers: Content-Type, Authorization
Access-Control-Allow-Methods: GET, POST
Access-Control-Allow-Origin: undefined
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Cross-Origin-Opener-Policy: same-origin
Cross-Origin-Resource-Policy: same-origin
Date: Tue, 23 Dec 2025 02:46:13 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Origin-Agent-Cluster: ?1
Referrer-Policy: no-referrer
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=M9IgfaWd5rhThMmOnp85%2B3kIKTmNKENe8ZQ6GCaMZUQ%3D\u0026sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add\u0026ts=1766457973"}],"max_age":3600}
Reporting-Endpoints: heroku-nel="https://nel.heroku.com/reports?s=M9IgfaWd5rhThMmOnp85%2B3kIKTmNKENe8ZQ6GCaMZUQ%3D&sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add&ts=1766457973"
Server: Heroku
Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
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Page title: Error
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Error</title>
</head>
<body>
<pre>Cannot GET /</pre>
</body>
</html>
Open service 75.2.97.79:443 · devticketsapi.bluent.it
2025-12-21 02:57
HTTP/1.1 404 Not Found
Access-Control-Allow-Headers: Content-Type, Authorization
Access-Control-Allow-Methods: GET, POST
Access-Control-Allow-Origin: undefined
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Cross-Origin-Opener-Policy: same-origin
Cross-Origin-Resource-Policy: same-origin
Date: Sun, 21 Dec 2025 02:57:21 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Origin-Agent-Cluster: ?1
Referrer-Policy: no-referrer
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=xHnh%2FnCqvugyGo7Eqvb3W6sLWVBAgRwDPdj1JYf2jnU%3D\u0026sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add\u0026ts=1766285841"}],"max_age":3600}
Reporting-Endpoints: heroku-nel="https://nel.heroku.com/reports?s=xHnh%2FnCqvugyGo7Eqvb3W6sLWVBAgRwDPdj1JYf2jnU%3D&sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add&ts=1766285841"
Server: Heroku
Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
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Page title: Error
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Error</title>
</head>
<body>
<pre>Cannot GET /</pre>
</body>
</html>
Open service 35.71.145.101:80 · devticketsapi.bluent.it
2025-12-20 13:09
HTTP/1.1 404 Not Found
Access-Control-Allow-Headers: Content-Type, Authorization
Access-Control-Allow-Methods: GET, POST
Access-Control-Allow-Origin: undefined
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Cross-Origin-Opener-Policy: same-origin
Cross-Origin-Resource-Policy: same-origin
Date: Sat, 20 Dec 2025 13:09:09 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Origin-Agent-Cluster: ?1
Referrer-Policy: no-referrer
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=T%2BWE%2Ff6vB27uK8a3T80AVAyg3jWYRT2OojbLM62ygQI%3D\u0026sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add\u0026ts=1766236149"}],"max_age":3600}
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Server: Heroku
Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
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X-Xss-Protection: 0
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>
Open service 75.2.97.79:443 · devticketsapi.bluent.it
2025-12-19 05:34
HTTP/1.1 404 Not Found
Access-Control-Allow-Headers: Content-Type, Authorization
Access-Control-Allow-Methods: GET, POST
Access-Control-Allow-Origin: undefined
Content-Length: 139
Content-Security-Policy: default-src 'none'
Content-Type: text/html; charset=utf-8
Cross-Origin-Opener-Policy: same-origin
Cross-Origin-Resource-Policy: same-origin
Date: Fri, 19 Dec 2025 05:34:24 GMT
Nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Origin-Agent-Cluster: ?1
Referrer-Policy: no-referrer
Report-To: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=6APR%2FpOqrpzdbnZb5BZ7%2BsOLOx3xJO7GJiEZpwhKFEE%3D\u0026sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add\u0026ts=1766122464"}],"max_age":3600}
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Server: Heroku
Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
Via: 1.1 heroku-router
X-Content-Type-Options: nosniff
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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>