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 - yudw.com
HTTP Status: 403
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Content-Type: text/html; charset=utf-8
Server: ADM/2.1.1
Connection: close
Content-Length: 530

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

<html>
<head>
<meta http-equiv="Content-Type" content="textml;charset=GB2312" />
   <style>body{background-color:#FFFFFF}</style> 
<title>非法阻断689</title>
  <script language="javascript" type="text/javascript">
         window.onload = function () { 
           document.getElementById("mainFrame").src= "http://114.115.192.246:9080/error.html";
            }
</script>   
</head>
  <body>
    <iframe style="width:100%; height:100%;" id="mainFrame" src="" frameborder="0" scrolling="no"></iframe>
    </body>
      </html>

Whois info of domain

Domain Name: YUDW.COM
Registry Domain ID: 1812880646_DOMAIN_COM-VRSN
Registrar WHOIS Server: grs-whois.hichina.com
Registrar URL: http://www.net.cn
Updated Date: 2024-07-02T01:42:49Z
Creation Date: 2013-07-04T18:02:14Z
Registry Expiry Date: 2025-07-04T18:02:14Z
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: F1G1NS1.DNSPOD.NET
Name Server: F1G1NS2.DNSPOD.NET
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-05-06T14:08:41Z <<<
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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