3W1 SEO Tools

Make your WWW the #1 with SEO!

  1. SEO Analysis
  2. Predicted PageRank
  3. PageRank Button
  4. Check PageRank
  5. WHOIS
  6. HTTP Headers 

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

18 HTTP Headers from www.mfdy.xyzWith a configurable User Agent String, referring URL (referer) and cookies


  1. HTTP/1.1 200 OK
  2. Date: Wed, 21 Feb 2024 11:19:35 GMT
  3. Content-Type: text/html; charset=UTF-8
  4. Connection: keep-alive
  5. Vary: Accept-Encoding
  6. Cache-Control: no-cache, private
  7. Access-Control-Allow-Origin: http://3w1.eu
  8. Access-Control-Allow-Methods: GET,POST,OPTIONS,HEAD
  9. Access-Control-Allow-Headers: Origin,Content-Type,Accept,Authorization,X-Request-With
  10. Access-Control-Allow-Credentials: true
  11. Access-Control-Max-Age: 10080
  12. Strict-Transport-Security: max-age=31536000
  13. CF-Cache-Status: DYNAMIC
  14. Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=olbFaMn5HblrOr48oJnh3gBps0hygybi%2F4Ze8RVUFxZ4FoHGoKDA%2BxKtEi7np7t8af8NLTQxYI5HTrgmHZmXtdylEWojbVwPW4RHlt3FTZZoWC%2BX%2BJejiMFoCMBJHXc%3D"}],"group":"cf-nel","max_age":604800}
  15. NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
  16. Server: cloudflare
  17. CF-RAY: 858e985e4a86875e-WAW
  18. alt-svc: h3=":443"; ma=86400

Latest HTTP Headers requests list 30 URLs with HTTP status codes


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