check web redirect url status code checker

Check server response of

Server response
NS records
Whois domain
Response headers
Request headers
Raw HTML code
200 OK - a121a.com
HTTP Status: 200
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Server: nginx
Date: Sun, 18 May 2025 00:37:36 GMT
Content-Type: text/html
Content-Length: 1474
Last-Modified: Wed, 16 Nov 2016 18:47:44 GMT
Connection: keep-alive
Vary: Accept-Encoding
ETag: "582ca9d0-5c2"
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: a121a.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>共享IP</title>
<style type="text/css">
<!--
body {margin: 0px; padding:0px; font-family:"微软雅黑", Arial, "Trebuchet MS", Verdana, Georgia,Baskerville,Palatino,Times; font-size:16px;}
div{margin-left:auto; margin-right:auto;}
a {text-decoration: none; color: #1064A0;}
a:hover {color: #0078D2;}
h1,h2,h3,h4 {
/*	display:block;*/
	margin:0;
	font-weight:normal; 
	font-family: "微软雅黑", Arial, "Trebuchet MS", Helvetica, Verdana ; 
}
h1{font-size:44px; color:#0188DE; padding:20px 0px 10px 0px;}
h2{color:#0188DE; font-size:16px; padding:10px 0px 40px 0px;}
#wrapper{width:100%;}
#page{width:920px; padding:20px 20px 40px 40px; margin-top:80px;}

-->
</style></head>

<body><div id="wrapper">
<div id="page" style="border-style:dashed; border-color:#eee; line-height:30px; ">
<h1>错误</h1>
<h2>Error！</h2>
<font color="#666666">共享IP默认页</font><br><br>
请不要直接访问IP地址，这样无法访问到您的网站，如需访问您的网站，请将您的域名解析到IP后访问您的域名
<br>
如您已经是使用域名访问，请检查您是否正确的在主机中绑定了您的域名和解析到了正确的IP地址


</div>



</div></body></html>

Whois info of domain

Domain Name: A121A.COM
Registry Domain ID: 2621926510_DOMAIN_COM-VRSN
Registrar WHOIS Server: grs-whois.hichina.com
Registrar URL: http://www.net.cn
Updated Date: 2024-06-17T13:46:55Z
Creation Date: 2021-06-24T15:26:28Z
Registry Expiry Date: 2025-06-24T15:26:28Z
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: DNS23.HICHINA.COM
Name Server: DNS24.HICHINA.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-05-18T00:37:18Z <<<
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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