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.

15 HTTP Headers from www.katalogseo.net.plWith a configurable User Agent String, referring URL (referer) and cookies


  1. HTTP/1.1 301 Moved Permanently
  2. Date: Sat, 12 Jun 2021 23:34:21 GMT
  3. Content-Type: text/html; charset=iso-8859-1
  4. Connection: keep-alive
  5. Location: https://katalogseo.net.pl/
  6. Age: 0
  7. X-CDN-nazwa.pl-location: AMS
  8. X-CDN-nazwa.pl-policyused: cdn=30
  9. CF-Cache-Status: DYNAMIC
  10. cf-request-id: 0aa42ca21600001ed6c51ef000000001
  11. Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=z7lpXMGbeksnise2Sx3ZN6EGHk%2FAdpeVu13hvvoDv0wVnFtcAR0odQXEEkICAsjvFeDX4ng%2BgXLamqZAhDRcKZIzDblekE0APh1xw2PVjj0LZxtEwNyZYVKu8NKxWMvhw856"}],"group":"cf-nel","max_age":604800}
  12. NEL: {"report_to":"cf-nel","max_age":604800}
  13. Server: cloudflare
  14. CF-RAY: 65e6e3b029441ed6-AMS
  15. alt-svc: h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400

Latest HTTP Headers requests list 30 URLs with HTTP status codes


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