HTTP Headers Analysis for https://mainnet.base.org

Detected Technologies from Headers

See all in URL Inspect 2

Cloudflare NEL Monitoring

Cloudflare CDN

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=2592000

Content-Security-Policy

Missing

Not configured Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Good

SAMEORIGIN

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Present

same-origin

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
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

connection: close

Caching Headers

Cache-Control

Caching

private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0

Expires

Caching

Thu, 01 Jan 1970 00:00:01 GMT

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

Content Headers

Content-Length

Content

18

Content-Type

Content

text/plain

content-length: 18
content-type: text/plain

Server Headers

Server

cloudflare

server: cloudflare

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: __cf_bm=9VwrXGO8PTmjKHzFB.VWinL..iZG1MKN37OKXx9wVjo-1777664496.2044299-1.0.1.1-kZs.sbxKemwAv5IdEus6MEExFRV8szbxJrhL1_Uo5FIH8CJSYwz0cOp4lQ4ZnXyor7qIds4.U7E4JBMwm3r5pW14XUmSHYzo7eAweCsqJ_jJMQqXp0W5enKkO7mdgWwH; HttpOnly; Secure; Path=/; Domain=base.org; Expires=Fri, 01 May 2026 20:11:36 GMT

Other Headers

Cf-Ray

Other

9f5143bd4b2dc563-IAD

Date

Other

Fri, 01 May 2026 19:41:36 GMT

Nel

Other

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

success: 1.0%

Report-To

Other

Group cf-nel max-age: 1w

Endpoint 1 https://a.nel.cloudflare.com/report/v4?s=NNpeWdq3xnwfI4fBQrImaM%2BB9Bc1QwkbWtUmSl0Tj5wYAML9rvBumV1ablenbRf86k56RMKD9drEZkqT44CMKVJtZPG7RkvrKJLvbXg2w%2BA1kospJ%2FumUc0ThKoh%2BI8W%2Fzk%3D

cf-ray: 9f5143bd4b2dc563-IAD
date: Fri, 01 May 2026 19:41:36 GMT
nel: {"report_to":"cf-nel","success_fraction":0.01,"max_age":604800}
report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=NNpeWdq3xnwfI4fBQrImaM%2BB9Bc1QwkbWtUmSl0Tj5wYAML9rvBumV1ablenbRf86k56RMKD9drEZkqT44CMKVJtZPG7RkvrKJLvbXg2w%2BA1kospJ%2FumUc0ThKoh%2BI8W%2Fzk%3D"}]}

Recommendations

Enable compression (gzip/brotli) to improve performance