check web redirect url status code checker

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Response headers
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401 Unauthorized - untzd.com
HTTP Status: 401
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Date: Sat, 17 May 2025 00:36:46 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: keep-alive
WWW-Authenticate: Basic realm="Authorization"
cf-cache-status: DYNAMIC
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=SGGc2tEFK9BGaHaEMwxLSyfRJ66pNzK8MZTVwW%2BJJUbZ97J53rd%2BAotLZFpYr20hdKviizF91SF8MGZCf%2BFqQXwbJ7x6l5pG%2FzKMZBRVp1WSSzrBUfXdAc4hAD9i5Re8yIJhePxiXQI%3D"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 940f0ada0fc1871b-ARN
alt-svc: h3=":443"; ma=86400
server-timing: cfL4;desc="?proto=TCP&rtt=7589&min_rtt=7589&rtt_var=3794&sent=1&recv=3&lost=0&retrans=0&sent_bytes=0&recv_bytes=165&delivery_rate=0&cwnd=249&unsent_bytes=0&cid=0000000000000000&ts=0&x=0"

HTTP Code 401 Unauthorized

http status code 401 means that access to the requested resource requires authentication.

When is Code 401 used?

  • When accessing a restricted page without login credentials
  • When an API request lacks valid authentication tokens

What does Code 401 mean for the user?

The user must log in or provide valid credentials to access the resource.

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

<html>
<head><title>401 Authorization Required</title></head>
<body>
<center><h1>401 Authorization Required</h1></center>
<hr><center>nginx</center>
</body>
</html>

Whois info of domain

Domain Name: UNTZD.COM
Registry Domain ID: 1994537062_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.namesilo.com
Registrar URL: http://www.namesilo.com
Updated Date: 2025-01-16T08:19:00Z
Creation Date: 2016-01-15T13:48:22Z
Registry Expiry Date: 2026-01-15T13:48:22Z
Registrar: NameSilo, LLC
Registrar IANA ID: 1479
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +1.4805240066
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: HERA.NS.CLOUDFLARE.COM
Name Server: LOU.NS.CLOUDFLARE.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-05-17T00:36:28Z <<<
For more information on Whois status codes, please visit https://icann.org/epp
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