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 sf.glWith a configurable User Agent String, referring URL (referer) and cookies


  1. HTTP/1.1 301 Moved Permanently
  2. Date: Tue, 12 Nov 2024 22:41:01 GMT
  3. Content-Type: text/html; charset=iso-8859-1
  4. Connection: keep-alive
  5. Location: http://simonfredsted.com/
  6. cf-cache-status: DYNAMIC
  7. Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=%2BZSCfMkxSHG71I3zOH6V48lxsGqBVMRwrwJznpZcv4%2BsU7UabvxVa5ShOcmcitSCdlJf2m%2BV5vk0Y%2BT5H8W3UbAc2C2BAv8M4fM8A6%2Fw%2F5sowQSiuJ19aAzIcQvJ6wYcf85F%2Bg%3D%3D"}],"group":"cf-nel","max_age":604800}
  8. NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
  9. Server: cloudflare
  10. CF-RAY: 8e1a06eefa993a92-FRA
  11. alt-svc: h3=":443"; ma=86400
  12. server-timing: cfL4;desc="?proto=TCP&rtt=1322&sent=1&recv=3&lost=0&retrans=0&sent_bytes=0&recv_bytes=152&delivery_rate=0&cwnd=249&unsent_bytes=0&cid=0000000000000000&ts=0&x=0"

Latest HTTP Headers requests list 30 URLs with HTTP status codes


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