Check Your Website,
CDN and Network Performance
HTTP Header Checker FAQ

Using the HTTP Header Check Tool

HTTP Header Check Tool allows you to test the X-Pull configuration of your server and check whether hotlink protection is running smoothly. It also lists the details of the HTTP response header with *curl in the background such as:

  • HTTP status codes
  • Content-Type
  • Vary
  • Expires
  • Cache-Control
  • Content-Encoding
  • Access-Control-Allow-Origin

This tool also finds outs whether you have HTTP security headers in these places:

  • content-security-policy
  • x-xss-protection
  • strict-transport-security
  • x-frame-options
  • public-key-pins
  • x-content-type

What is curl?

curl is a tool to transfer data from or to a server, using one of the supported protocols (DICT, FILE, FTP, FTPS, GOPHER, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, POP3, POP3S, RTMP, RTSP, SCP, SFTP, SMB, SMBS, SMTP, SMTPS, TELNET and TFTP). The command is designed to work without user interaction.