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.

12 HTTP Headers from http://www.allf.plWith a configurable User Agent String, referring URL (referer) and cookies


  1. HTTP/1.1 301 Moved Permanently
  2. Date: Thu, 03 Jul 2025 08:56:42 GMT
  3. Connection: keep-alive
  4. Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
  5. Server: cloudflare
  6. Location: https://www.allf.pl/
  7. Vary: User-Agent
  8. X-Turbo-Charged-By: LiteSpeed
  9. Cf-Cache-Status: DYNAMIC
  10. Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=nB3%2FnH%2BzMaEcy6AosIrv5%2FoCSNL74qKre4MY5JpqlA%2BtkmYfSp6MCC9l2GC1hP6KSuMfauK00%2BdkC0cGVpSoVLtgqaM%2B5lWaRBiVi4DbcPnYbYLgLdIA"}]}
  11. CF-RAY: 95952bd12d91380a-FRA
  12. alt-svc: h3=":443"; ma=86400

Latest HTTP Headers requests list 30 URLs with HTTP status codes


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