HTTP Headers Analysis for https://docs.keepsolid.com

Detected Technologies from Headers

See all in URL Inspect 1

Nginx

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=15552000

Content-Security-Policy

Missing

Not configured Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Present

https://*.simplexsolutionsinc.com, https://*.vpnunlimitedapp.com

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Missing

Not configured

Permissions-Policy

Missing

Not configured

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• Add Content-Security-Policy header to prevent XSS attacks
• Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

Accept-Encoding

connection: close
transfer-encoding: chunked
vary: Accept-Encoding

Caching Headers

Cache-Control

Caching

no-cache, private

cache-control: no-cache, private

Content Headers

Content-Type

Content

text/html; charset=UTF-8

content-type: text/html; charset=UTF-8

Server Headers

Server

nginx

server: nginx

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: XSRF-TOKEN=eyJpdiI6ImM3QUQrQ2xXaEZpTkdQNEYxK1hqRnc9PSIsInZhbHVlIjoiVGFrM0hmbEVyNlNYL3pSaE5xS3I1RkhvRjdaU2FuWEZRV1diL0I4azlxMW5aWU9uVDB1RDRkd3dKc2E3bC9hTUFCN3QxK1crTjlUQUlWUXBoSVJzQmowUFIyNFVta0trZ2pnbUtsUjhjbFdDdG1LWU9uUXdBUld4TXp5VE9UeSsiLCJtYWMiOiJhMWU4MjIwZmZiM2JkOTZkNzdhNDA0ZDNlMGVkMTVjODgwN2IxY2IzNWI3MGUwNDAxYmMwOTg0NGZlN2UxNTk1IiwidGFnIjoiIn0%3D; expires=Wed, 29 Apr 2026 08:47:12 GMT; Max-Age=7200; path=/
keepsolid_api_docs_session=eyJpdiI6Ik9kbWF1OFZ1ZGlwanYwS2xQNkg1RHc9PSIsInZhbHVlIjoia0t5TTRLd2t2d0dzTnRnNmNJNHVMbEhPMUNCa2RkdFZBc1VUTkowNS9IZFlyam8zYnBsZjhjNExvNVhuTndRUk9FNy9Qc1pzS0hiSHBBZ3BvNWE5TTZsa2Q2dzRTQnJFRWRIRFhSVENEeFdZa2NhOHVWUTU5dFFjRWdQdDhRa3kiLCJtYWMiOiI2YzZjOTVlNDgxMzlmMDdiMDNjOGE3MDZkMzBhZWQ3MzBhNTJhYjE0MjI1OTdmODgxMzlhMDJjYjJiNjY5YWQxIiwidGFnIjoiIn0%3D; expires=Wed, 29 Apr 2026 08:47:12 GMT; Max-Age=7200; path=/; httponly

Other Headers

Date

Other

Wed, 29 Apr 2026 06:47:12 GMT

date: Wed, 29 Apr 2026 06:47:12 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance