HTTP Headers Analysis for https://runbox.com

Detected Technologies from Headers

See all in URL Inspect 5

Gravatar

hCaptcha

Nginx

Stripe

Ubuntu

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=63072000; preload

Content-Security-Policy

Basic

frame-src; script-src; object-src; +6 more Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Present

SAMEORIGIN, SAMEORIGIN

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
• Improve CSP by adding more specific directives and removing 'unsafe-inline'
• Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

connection: close

Caching Headers

Etag

Caching

"97b0a59a9c05bc211fa2fc3c8335967e"

Last-Modified

Caching

Wed, 18 Mar 2026 11:46:33 GMT

etag: "97b0a59a9c05bc211fa2fc3c8335967e"
last-modified: Wed, 18 Mar 2026 11:46:33 GMT

Content Headers

Content-Length

Content

42821

Content-Type

Content

text/html

content-length: 42821
content-type: text/html

Server Headers

Server

nginx/1.10.3 (Ubuntu)

server: nginx/1.10.3 (Ubuntu)

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Date

Other

Fri, 08 May 2026 10:26:49 GMT

date: Fri, 08 May 2026 10:26:49 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching