check web redirect url status code checker

Check server response of

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NS records
Whois domain
Response headers
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200 OK - tdfy.com
HTTP Status: 200
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Date: Mon, 19 May 2025 01:18:21 GMT
Content-Type: text/html
Content-Length: 419
Connection: keep-alive
Last-Modified: Tue, 14 May 2024 04:49:39 GMT
ETag: "6642ed63-1a3"
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: tdfy.com
Accept: */*
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])

<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<meta charset="utf-8">

<title>域名售卖</title>
<style>
</style>
</head>
<body>
<script type="text/javascript">
    document.write('<iframe src="https://wanwang.aliyun.com/nametrade/domainshow?domain='+window.location.hostname+'" style="width:100%;border:none;height:800px;"></iframe>')
</script>
</body>
</html>

Whois info of domain

Domain Name: TDFY.COM
Registry Domain ID: 79926302_DOMAIN_COM-VRSN
Registrar WHOIS Server: grs-whois.hichina.com
Registrar URL: http://www.net.cn
Updated Date: 2025-01-26T02:51:04Z
Creation Date: 2001-11-18T23:15:17Z
Registry Expiry Date: 2025-11-18T23:15:17Z
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: 2025-05-19T01:18:04Z <<<
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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