check web redirect url status code checker

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301 Moved Permanently - cdns1.com
HTTP Status: 301
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Server: nginx
Date: Wed, 30 Apr 2025 05:56:17 GMT
Content-Type: text/html
Content-Length: 162
Connection: keep-alive
Location: https://cdns1.com/
Strict-Transport-Security: max-age=31536000

HTTP Code 301 Moved Permanently

301 status code means that the requested resource has been permanently moved to a new URL. All future requests should use the new address.

When is Code 301 used?

  • When changing a website domain
  • When modifying URL structures
  • When setting up redirects for SEO

What does Code 301 mean for the user?

The browser will automatically redirect the user to the new address, and search engines will update their indexes.

200 OK - https://cdns1.com/
HTTP Status: 200
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Server: nginx
Date: Wed, 30 Apr 2025 05:56:18 GMT
Content-Type: text/html
Content-Length: 3679
Last-Modified: Sat, 03 Dec 2022 08:38:49 GMT
Connection: keep-alive
Vary: Accept-Encoding
ETag: "638b0b19-e5f"
Strict-Transport-Security: max-age=31536000
Accept-Ranges: bytes

HTTP Code 200 OK

200 status code is a standard successful HTTP server response. It means that the client’s request (e.g., from a browser) was successfully processed, and the server is delivering the requested data.

When is Code 200 used?

  • When loading a web page
  • When successfully receiving an API response
  • When processing a form or another HTTP request

What does Code 200 mean for the user?

The user receives content without errors, and the page or application functions properly. If Code 200 is accompanied by data, the browser or program processes and displays it to the user.

GET / HTTP/1.1
Host: cdns1.com
Accept: */*
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])

<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>南讯CDN</title>
<style type="text/css">
/*==== RESET ====*/
body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, p, pre, code, form, fieldset, legend, blockquote, th, td, figure {
	margin:0;
	padding:0;
}
li {
	list-style:none;
}
html {
	-webkit-text-size-adjust:none;
	-ms-text-size-adjust:none;
}
body {
	font:75%/1.5 Arial, Sans-serif;
}
h1, h2, h3, h4, h5, h6 {
	font-size:100%;
}
.clearfix {
	zoom:1;
}
.clearfix:after {
	content:".";
	display:block;
	height:0;
	clear:both;
	overflow:hidden;
	visibility:hidden;
}
a:link, a:visited {
	color:#06c;
	text-decoration:none;
}
a:hover, a:active {
	text-decoration:underline;
}
body {
	background:#F9FAFD;
	color:#818181;
}
.box {
	width:624px;
	height:188px;
	padding:99px 30px 0 184px;
	background:url(/bg.png) no-repeat 0 0;
	position:absolute;
	margin:-144px 0 0 -419px;
	top:50%;
	left:50%;
	font-size:14px;
	line-height:24px;
}
.box .title {
	margin-bottom:11px;
}
.box .text {
	padding-left:29px;
	
}
.w1190 {
    clear: both;
    width: 1190px;
    margin: 0 auto;
}
</style>
</head>
<body>
    <div>
<div class="box">
  <div class="title">亲爱的盆友们：</div>
  <div class="text"> 为了能让您访问更快更稳定，同时为您提供更高品质的服务，<a href="#">本站</a> 正在维护系统。因此目前网站的部分功能不能使用，请稍后再回来。给您造成了不便，请谅解。
  
  
  
  
  
   <br>  <br>  <br>  <br>  
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  </div>
  
  
  
  
   
</div>
 
</div>
<script>
var _hmt = _hmt || [];
(function() {
  var hm = document.createElement("script");
  hm.src = "https://hm.baidu.com/hm.js?00e725ae54b512eef080ff0e987cd9ea";
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})();
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</body>
</html>

Whois info of domain

Domain Name: CDNS1.COM
Registry Domain ID: 2128346712_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.paycenter.com.cn
Registrar URL: http://www.xinnet.com
Updated Date: 2024-05-23T14:52:52Z
Creation Date: 2017-05-27T08:11:26Z
Registry Expiry Date: 2025-05-27T08:11:26Z
Registrar: Xin Net Technology Corporation
Registrar IANA ID: 120
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +86.4008182233
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: 2025-04-30T05:56:09Z <<<
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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