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 - sesdk.com
HTTP Status: 200
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Server: nginx
Date: Mon, 19 May 2025 11:04:11 GMT
Content-Type: text/html
Content-Length: 1079
Last-Modified: Fri, 16 Oct 2020 01:39:32 GMT
Connection: keep-alive
Vary: Accept-Encoding
ETag: "5f88f9d4-437"
Strict-Transport-Security: max-age=31536000
Accept-Ranges: bytes

HTTP Code 200 OK

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

<!doctype html>
<html>
<head>
    <meta charset="utf-8">
    <title>恭喜，站点创建成功！</title>
    <style>
        .container {
            width: 60%;
            margin: 10% auto 0;
            background-color: #f0f0f0;
            padding: 2% 5%;
            border-radius: 10px
        }

        ul {
            padding-left: 20px;
        }

            ul li {
                line-height: 2.3
            }

        a {
            color: #20a53a
        }
    </style>
</head>
<body>
    <div class="container">
        <h1>恭喜, 站点创建成功！</h1>
        <h3>这是默认index.html，本页面由系统自动生成</h3>
        <ul>
            <li>本页面在FTP根目录下的index.html</li>
            <li>您可以修改、删除或覆盖本页面</li>
            <li>FTP相关信息，请到“面板系统后台 > FTP” 查看</li>
            <li>更多功能了解，请查看<a href="https://www.bt.cn" target="_blank">宝塔官网(www.bt.cn)</a></li>
        </ul>
    </div>
</body>
</html>

Whois info of domain

Domain Name: SESDK.COM
Registry Domain ID: 2515942177_DOMAIN_COM-VRSN
Registrar WHOIS Server: grs-whois.hichina.com
Registrar URL: http://www.net.cn
Updated Date: 2025-03-19T01:44:57Z
Creation Date: 2020-04-17T18:47:58Z
Registry Expiry Date: 2026-04-17T18:47:58Z
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: DNS1.HICHINA.COM
Name Server: DNS2.HICHINA.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-05-19T11:03:56Z <<<
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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