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  6. HTTP Headers 

3W1 strongly recommends „White Hat SEO” – learn why it's good for your website, while „Black Hat SEO” is not.

19 HTTP Headers from 878.atWith a configurable User Agent String, referring URL (referer) and cookies


  1. HTTP/1.1 200 OK
  2. Date: Sun, 09 Aug 2020 11:33:32 GMT
  3. Server: Apache/2.2
  4. X-Frame-Options: SAMEORIGIN
  5. Last-Modified: Fri, 12 Jan 2018 08:38:25 GMT
  6. ETag: "c03c-5629030144240"
  7. Accept-Ranges: bytes
  8. Content-Length: 49212
  9. Cache-Control: max-age=0, public, public
  10. Expires: Sun, 09 Aug 2020 11:33:32 GMT
  11. Vary: Accept-Encoding,Cookie
  12. Strict-Transport-Security: max-age=31536000
  13. X-XSS-Protection: 1; mode=block
  14. X-Content-Type-Options: nosniff
  15. Public-Key-Pins: pin-sha256=""; pin-sha256=""; max-age=31536000
  16. Referrer-Policy: strict-origin-when-cross-origin
  17. X-Powered-By: W3 Total Cache/0.14.2
  18. Pragma: public
  19. Content-Type: text/html; charset=UTF-8

Latest HTTP Headers requests list 30 URLs with HTTP status codes


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