HTTP Headers Analysis for https://relation.to

Detected Technologies from Headers

See all in URL Inspect 10

Cloudflare NEL Monitoring

Gravatar

Atlassian

Cloudflare CDN

Disqus

GitHub

Google Fonts

jQuery

jsDelivr

Plotly

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=15768000; includeSubDomains; preload

Content-Security-Policy

Basic

default-src; form-action; base-uri; +8 more Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Excellent

DENY

X-Content-Type-Options

Missing

Not configured

Referrer-Policy

Good

strict-origin-when-cross-origin

Permissions-Policy

Missing

Not configured

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• Improve CSP by adding more specific directives and removing 'unsafe-inline'
• Add X-Content-Type-Options: nosniff
• 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

Last-Modified

Caching

Fri, 24 Jul 2026 09:54:28 GMT

last-modified: Fri, 24 Jul 2026 09:54:28 GMT

Content Headers

Content-Type

Content

text/html; charset=UTF-8

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

Server Headers

Server

cloudflare

server: cloudflare

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Cache-Status

Other

DYNAMIC

Cf-Ray

Other

a209b3053cb52c1f-IAD

Date

Other

Sat, 25 Jul 2026 08:12:23 GMT

Nel

Other

Report-To Group cf-nel max-age: 1w

success: 0.0%

Report-To

Other

Group cf-nel max-age: 1w

Endpoint 1 https://a.nel.cloudflare.com/report/v4?s=3NYl7QXHvRg4xZ0spJoAf1zXlvtA5pWt0byr4lidqnfWAtbu1YBOLJxhlZ%2FI7CBPVQMYcyYP14pWDszAazHuFeywYm9Neq4nqkZEeuHgW52r5ArFpZN0MsY300BbNnLqoA%3D%3D

Server-Timing

Other

cfCacheStatus;desc="DYNAMIC", cfEdge;dur=5,cfOrigin;dur=10

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: a209b3053cb52c1f-IAD
date: Sat, 25 Jul 2026 08:12:23 GMT
nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=3NYl7QXHvRg4xZ0spJoAf1zXlvtA5pWt0byr4lidqnfWAtbu1YBOLJxhlZ%2FI7CBPVQMYcyYP14pWDszAazHuFeywYm9Neq4nqkZEeuHgW52r5ArFpZN0MsY300BbNnLqoA%3D%3D"}]}
server-timing: cfCacheStatus;desc="DYNAMIC", cfEdge;dur=5,cfOrigin;dur=10

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching