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404 Not Found - sem11.com
HTTP Status: 404
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Date: Fri, 02 May 2025 13:03:59 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Vary: Accept-Encoding
cf-cache-status: DYNAMIC
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=%2BIsCbENg9sDJC08CHka6wZs9nioWAA94XVv2vNp6xt2VY71Aee2CWR6fKd2bT6ahbMNGJwJbyP48SERFpVIIOJqlhm%2B3ssGEjFUG0l%2FGz%2FASg0fn71TPAvvUkxg%3D"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 9397b8c76c2e4c79-HEL
alt-svc: h3=":443"; ma=86400
server-timing: cfL4;desc="?proto=TCP&rtt=769&min_rtt=769&rtt_var=384&sent=1&recv=3&lost=0&retrans=0&sent_bytes=0&recv_bytes=165&delivery_rate=0&cwnd=242&unsent_bytes=0&cid=0000000000000000&ts=0&x=0"

HTTP Code 404 Not Found

404 Not Found means that the requested page or resource was not found on the server.

When is Code 404 used?

  • When a page is deleted
  • When the URL is incorrect
  • When there are navigation issues on the website

What does Code 404 mean for the user?

The user sees an error message, and search engines may remove the page from their index.

GET / HTTP/1.1
Host: sem11.com
Accept: */*
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])

Whois info of domain

Domain Name: SEM11.COM
Registry Domain ID: 1954370650_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.west.cn
Registrar URL: http://www.west.cn/
Updated Date: 2024-10-05T13:37:10Z
Creation Date: 2015-08-21T02:20:18Z
Registry Expiry Date: 2025-08-21T02:20:18Z
Registrar: Chengdu West Dimension Digital Technology Co., Ltd.
Registrar IANA ID: 1556
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: 86.28.62778877
Domain Status: ok https://icann.org/epp#ok
Name Server: A.DNSPOD.COM
Name Server: B.DNSPOD.COM
Name Server: C.DNSPOD.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-05-02T13:03:39Z <<<
For more information on Whois status codes, please visit https://icann.org/epp
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