check web redirect url status code checker

Check server response of

Server response
NS records
Whois domain
Response headers
Request headers
Raw HTML code
403 Forbidden - untob.com
HTTP Status: 403
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Server: nginx
Date: Thu, 15 May 2025 05:35:00 GMT
Content-Type: text/html;charset=utf8
Transfer-Encoding: chunked
Connection: keep-alive
Vary: Accept-Encoding
Set-Cookie: 9a4e5cb8ca641edcdbf16cfc62b4d597=5c4fde0a64a921f2035de681a278f8de;
Cache-Control: no-cache

HTTP Code 403 Forbidden

http status code 403 indicates that access to the requested resource is denied, even with authentication.

When is Code 403 used?

  • When accessing restricted content without necessary permissions
  • When security rules block a request
  • When an IP address is banned

What does Code 403 mean for the user?

The user is informed that they do not have permission to access the resource.

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

<html><meta charset="utf-8" /><title>检测中</title><div>跳转中</div></html>
<script> window.location.href ="/?btwaf=48106506"; </script>

Whois info of domain

Domain Name: UNTOB.COM
Registry Domain ID: 2099335346_DOMAIN_COM-VRSN
Registrar WHOIS Server: grs-whois.hichina.com
Registrar URL: http://www.net.cn
Updated Date: 2025-05-13T06:48:35Z
Creation Date: 2017-02-21T05:57:38Z
Registry Expiry Date: 2026-02-21T05:57:38Z
Registrar: Alibaba Cloud Computing (Beijing) Co., Ltd.
Registrar IANA ID: 420
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +86.95187
Domain Status: ok https://icann.org/epp#ok
Name Server: NS1.JUDNS.COM
Name Server: NS2.JUDNS.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-05-15T05:34:39Z <<<
For more information on Whois status codes, please visit https://icann.org/epp
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