HTTP Headers Analysis for https://app.schoolmanager.pl

Detected Technologies from Headers

See all in URL Inspect 2

Google Fonts

Nginx

HTTP Security Headers

Status

Strict-Transport-Security

Excellent

max-age=31536000; includeSubDomains; preload

Content-Security-Policy

Missing

Not configured Analyze

Content-Security-Policy-Report-Only

Basic

default-src; script-src; style-src; +4 more Analyze

X-Frame-Options

Good

SAMEORIGIN

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Good

strict-origin-when-cross-origin

Permissions-Policy

Present

geolocation=(), microphone=(), camera=()

Recommendations

• Add Content-Security-Policy header to prevent XSS attacks

Performance Headers

No performance headers found

Caching Headers

No caching headers found

Content Headers

Content-Length

Content

8825

Content-Type

Content

text/html;charset=UTF-8

content-length: 8825
content-type: text/html;charset=UTF-8

Server Headers

Server

nginx/1.26.3

server: nginx/1.26.3

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: JSESSIONID=KWBbfs9H4xdVO68Xn7bgsWGox7Ip3tik3DHZKKrl.puffin; path=/; secure; HttpOnly

Other Headers

Date

Other

Thu, 05 Nov 2026 14:56:20 GMT

date: Thu, 05 Nov 2026 14:56:20 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching