HTTP Headers Analysis for https://uni-due.de

Detected Technologies from Headers

See all in URL Inspect 2

Apache

PHP

HTTP Security Headers

Status

Strict-Transport-Security

Weak

max-age=0;includeSubDomains

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

Missing

Not configured

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 X-Content-Type-Options: nosniff
• 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

max-age=60

Expires

Caching

Mon, 27 Apr 2026 02:58:45 GMT

cache-control: max-age=60
expires: Mon, 27 Apr 2026 02:58:45 GMT

Content Headers

Content-Type

Content

text/html; charset=UTF-8

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

Server Headers

Server

Apache

X-Powered-By

Server

PHP/8.2.55

server: Apache
x-powered-by: PHP/8.2.55

CORS Headers

Access-Control-Allow-Origin

Cors

https://udue.de

access-control-allow-origin: https://udue.de

Cookies Headers

Set-Cookie

Cookies

set-cookie: PHPSESSID=9r1cfbv2bja96cqf5ir8aruno7; path=/; secure

Other Headers

Date

Other

Mon, 27 Apr 2026 02:57:45 GMT

date: Mon, 27 Apr 2026 02:57:45 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance

Consider removing X-Powered-By header to hide server technology