check web redirect url status code checker

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Response headers
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Raw HTML code
403 Forbidden - cstcd.com
HTTP Status: 403
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Server: Tengine/3.1.0
Date: Tue, 29 Apr 2025 23:29:08 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: keep-alive

HTTP Code 403 Forbidden

403 status code 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: cstcd.com
Accept: */*
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])

<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html>
<head><title>403 Forbidden</title></head>
<body>
<center><h1>403 Forbidden</h1></center>
 Sorry for the inconvenience.<br/>
Please report this message and include the following information to us.<br/>
Thank you very much!</p>
<table>
<tr>
<td>URL:</td>
<td>http://cstcd.com/</td>
</tr>
<tr>
<td>Server:</td>
<td>izj6c76kpd1k7gpdi5fmrvz</td>
</tr>
<tr>
<td>Date:</td>
<td>2025/04/30 07:29:08</td>
</tr>
</table>
<hr/>Powered by Tengine/3.1.0<hr><center>tengine</center>
</body>
</html>

Whois info of domain

Domain Name: CSTCD.COM
Registry Domain ID: 1649182586_DOMAIN_COM-VRSN
Registrar WHOIS Server: grs-whois.hichina.com
Registrar URL: http://www.net.cn
Updated Date: 2025-04-05T20:00:10Z
Creation Date: 2011-04-04T19:10:40Z
Registry Expiry Date: 2026-04-04T19:10:40Z
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: EXPIRENS3.HICHINA.COM
Name Server: EXPIRENS4.HICHINA.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-04-29T23:28:48Z <<<
For more information on Whois status codes, please visit https://icann.org/epp
NOTICE: The expiration date displayed in this record is the date the
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