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 - sybow.com
HTTP Status: 403
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Server: nginx
Date: Tue, 20 May 2025 03:59:28 GMT
Content-Type: text/html
Content-Length: 886
Connection: keep-alive
Set-Cookie: route=97ebba4b5449404572336812f86b8469; Path=/
Set-Cookie: route=e384b5fe7b7771d3f650d3e156801b2b; Path=/; Secure; HttpOnly
ETag: "63623d9b-376"

HTTP Code 403 Forbidden

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

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>403-访问被拒绝</title>
<link href="https://static.websiteonline.cn/website/script/style.css" rel="stylesheet" type="text/css" />
</head>

<body>
<!--403页面-开始-->
<div class="website-404">
	<div class="ri-t">
		<h1>403</h1>
	  <h2>很抱歉，您的访问请求被禁止！</h2>
	  <span>Sorry,Your request was rejected.</span>
	    <br />
<p>可能的原因有: <br />
•   您使用的域名被服务器限制访问<br />
	    •   您请求的内容被服务器限制访问<br />
	    <br />
	    如果您有任何意见或建议，请及时反馈给我们，谢谢您的配合！ </p>
	</div>

</div>

</body>
</html>

Whois info of domain