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 - ac51.com
HTTP Status: 200
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Content-Type: text/html; charset=utf-8
Date: Tue, 13 May 2025 02:54:56 GMT
Transfer-Encoding: chunked

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: ac51.com
Accept: */*
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])

<html><html dir="ltr">
    <head><link rel="icon" href="data:;base64,iVBORw0KGgo="><meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no"/><script src="http://libs.baidu.com/jquery/1.9.0/jquery.js"></script><script>$(document).ready(function(){if(window.screen.height<700){$("*").css({"width":"auto","height":"auto","background-image":"none","position":"static"});$("p").css("color","black");$(".stencil-tip").css("line-height","30px");}});</script>
        <title>www.ac51.com-官网首页</title>
    </head>
    <body>
        <p>
        <meta content="ac51.com" name="keywords" />
        <meta content="ac51.com" name="description" />
        <meta content="text/html; charset=utf-8" http-equiv="Content-Type" />
        <link rel="stylesheet" type="text/css" href="https://www.4.cn/img/style.css" />
        <link rel="stylesheet" type="text/css" href="https://www.4.cn/template/stencil.css" /></p>
        <p>&nbsp;</p>
        <div class="a-header">
        <div class="a-banner stencil-overall">
        <div class="name">
        <h2 class="domain-name">ac51.com</h2>
        <p>您正在访问的域名可以转让!This domain name is for sale!&nbsp;</p>
        </div>
        <div>
        <div class="l">
        <p>一口价出售中！</p>
        <p><span>域名<i>Domain Name:</i></span><em>ac51.com</em></p>
        <p><span>售价<i>Listing Price:</i></span><em>CNY 2296.00</em></p>
        <p><a class="buy" title="Buy Now" style="float: left" href="http://www.4.cn/search/detail/pid/35192371/ref/11999">立即购买<i>&gt;&gt;</i></a> &nbsp;&nbsp; <a class="buy" title="Buy Now" style="float: left" href="http://www.4.cn/search/detail/pid/35192371/ref/11999">BUY NOW<i>&gt;&gt;</i></a></p>
        <p>&nbsp;</p>
        </div>
        </div>
        </div>
        </div>
        <p>&nbsp;</p>
        <p style="text-align: center">&nbsp;</p>
        <p>&nbsp;</p>
        <div class="a-content clearfix">
        <div class="stencil-overall">
        <h3>域名交易方式：</h3>
        <div class="l"><a title="联系我们" href="http://www.4.cn/company/contactus"><img alt="" src="http://www.4.cn/template/images/a-pic.jpg" /></a>
        <div style="line-height: 25px; padding-top: 20px">
        <h2>联系我们</h2>
        <dl>
            <p>&nbsp;</p>
            <dd>QQ：2726103981</dd>
        </dl>
        </div>
        </div>
        <div class="r info">
        <p class="color">通过金名网(4.cn) 中介交易</p>
        <p>金名网(4.cn)是全球领先的域名交易服务机构，同时也是Icann认证的注册商，拥有六年的域名交易经验，年交易额达3亿元以上。我们承诺，提供简单、安全、专业的第三方服务！ 为了保证交易的安全，整个交易过程大概需要5个工作日。</p>
        <p>具体交易流程可<a title="咨询" href="http://www.4.cn/search/detail/pid/35192371/ref/11999">&ldquo;点击这里&rdquo;</a>查看或咨询[email protected]。</p>
        <p><a class="buy" title="我要购买" href="http://www.4.cn/search/detail/pid/35192371/ref/11999">我要购买<i>&gt;&gt;</i></a></p>
        <p class="color pt">Process Overview:</p>
        <p>4.cn is a world leading domain escrow service platform and ICANN-Accredited Registrar, with 6 years rich experience in domain name brokerage and over 300 million RMB transaction volume every year. We promise our clients with professional, safe and easy third-party service. The whole transaction process may take 5 workdays.</p>
        <p>For detailed process, you can <a title="contact" href="http://www.4.cn/search/detail/pid/35192371/ref/11999">&ldquo;visit here&rdquo;</a> or contact [email protected].</p>
        <p><a class="buy" title="BUY NOW" href="http://www.4.cn/search/detail/pid/35192371/ref/11999">BUY NOW<i>&gt;&gt;</i></a></p>
        </div>
        </div>
        </div>
        <div class="bottom stencil-overall">Copyright &copy; 1998 -2025 www.ac51.com All Rights Reserved <script src="http://s104.cnzz.com/stat.php?id=403447&web_id=403447&show=pic" language="JavaScript" charset="gb2312"></script><script language="javascript" type="text/javascript" src="http://js.users.51.la/2882802.js"></script><noscript><a href="http://www.51.la/?2882802" target="_blank"><img alt="&#x6211;&#x8981;&#x5566;&#x514D;&#x8D39;&#x7EDF;&#x8BA1;" src="http://img.users.51.la/2882802.asp" style="border:none" /></a></noscript></div>
    <div style="display:none"><script src="https://s13.cnzz.com/z_stat.php?id=707379&web_id=707379" language="JavaScript"></script></div></body>
</html></html>

Whois info of domain