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.

22 HTTP Headers from www.ask3.cnWith a configurable User Agent String, referring URL (referer) and cookies


  1. HTTP/1.1 200 OK
  2. Content-Type: text/html; charset=utf-8
  3. Server: GitHub.com
  4. last-modified: Tue, 19 Jan 2021 07:56:52 GMT
  5. Access-Control-Allow-Origin: *
  6. ETag: "600690c4-c606"
  7. expires: Wed, 20 Jan 2021 23:22:24 GMT
  8. Cache-Control: max-age=600
  9. x-proxy-cache: MISS
  10. X-GitHub-Request-Id: 5EC2:DD66:25EB3:28893:6008B8D8
  11. Content-Length: 50694
  12. Accept-Ranges: bytes
  13. Date: Wed, 20 Jan 2021 23:12:24 GMT
  14. Via: 1.1 varnish
  15. Age: 0
  16. Connection: keep-alive
  17. X-Served-By: cache-ams21025-AMS
  18. X-Cache: MISS
  19. X-Cache-Hits: 0
  20. X-Timer: S1611184344.463487,VS0,VE96
  21. Vary: Accept-Encoding
  22. X-Fastly-Request-ID: 9bcf7afd667b69ba9b1338593aa587e439c6a72a

Latest HTTP Headers requests list 30 URLs with HTTP status codes


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