Misleading Technology Profile Warning

GDA.PL is on our misleading profile site list. This means that various pages across gda.pl and its subdomains make it difficult for us to accurately tell you what this site is built with.

SSL Certificates

HSTSHSTS

HSTS Usage Statistics · Download List of All Websites using HSTS

Forces browsers to only communicate with the site using HTTPS.

Web Servers

nginxnginx

nginx Usage Statistics · Download List of All Websites using nginx

nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.

Document Encoding

UTF-8UTF-8

UTF-8 Usage Statistics

UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.

Document Standards

Strict Transport SecurityStrict Transport Security

Strict Transport Security Usage Statistics

The HTTP Strict-Transport-Security (HSTS) header instructs the browser to only use https.

X-Frame-OptionsX-Frame-Options

X-Frame-Options Usage Statistics

The X-Frame-Options HTTP response header can be used to indicate whether or not a browser should be allowed to render a page in a frame or iframe. Sites can use this to avoid clickjacking attacks, by ensuring that their content is not embedded into other sites.

Content Security PolicyContent Security Policy

Content Security Policy Usage Statistics

Content Security Policy is a computer security concept, to prevent cross-site scripting XSS attacks.