check web redirect url status code checker

Check server response of

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NS records
Whois domain
Response headers
Request headers
Raw HTML code
200 OK - at12d.com
HTTP Status: 200
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Server: nginx
Date: Tue, 20 May 2025 09:48:18 GMT
Content-Type: text/html
Content-Length: 1728
Last-Modified: Tue, 29 Aug 2023 12:52:22 GMT
Connection: keep-alive
Vary: Accept-Encoding
ETag: "64edea06-6c0"
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: at12d.com
Accept: */*
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])

<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="utf-8" />
		<title>Unknown Domain</title>
		<link href="https://fonts.googleapis.com/css?family=Roboto:400,700" rel="stylesheet">
		<link href="https://use.fontawesome.com/releases/v5.2.0/css/all.css" rel="stylesheet" integrity="sha384-hWVjflwFxL6sNzntih27bfxkr27PmbbK/iSvJ+a4+0owXq79v+lsFkW54bOGbiDQ" crossorigin="anonymous">
		<style>
			html{min-height:100%;height:100%}body{background:#333;color:#333;height:inherit;font:400 16px/1em "Roboto",Arial,sans-serif;margin:0;min-height:inherit}a{color:#17a8e3;display:inline-block;text-decoration:none;-webkit-transition:color 0.2s;-o-transition:color 0.2s;transition:color 0.2s}a:focus,a:hover{color:#1999CD;text-decoration:none}.wrapper{-webkit-box-align:center;-ms-flex-align:center;align-items:center;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;height:inherit;padding:0 30px}.content{color:#f5f5f5;margin:auto;text-align:center}.content i{display:inline-block;font-size:42px;line-height:1em;margin:0 0 15px}.content h1{font-size:24px;font-weight:700;line-height:35px;margin:0 0 10px}.content p{font-size:18px;line-height:30px;;max-width: 650px;}.content a{color:#888;text-decoration:underline}.content a:focus,.content a:hover{color:#f5f5f5}
		</style>
	</head>
	<body>
		<div class="wrapper">
			<div class="content">
				<i class="fas fa-exclamation-circle"></i>
				<h1>Please add this domain to one of your websites.</h1>
				<p>Whoops, looks like this domain isn't yet set up correctly.</p>
				<p>If you're the site owner, please check your site management tools to verify your domain settings.</p>
			</div>
		</div>
	</body>
</html>

Whois info of domain

Domain Name: AT12D.COM
Registry Domain ID: 1991998796_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.ascio.com
Registrar URL: http://www.ascio.com
Updated Date: 2016-01-06T05:46:03Z
Creation Date: 2016-01-06T05:29:11Z
Registry Expiry Date: 2026-01-06T05:29:11Z
Registrar: Ascio Technologies, Inc. Danmark - Filial af Ascio technologies, Inc. USA
Registrar IANA ID: 106
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +1.4165350123
Domain Status: ok https://icann.org/epp#ok
Name Server: NS1.PAVIETNAM.VN
Name Server: NS2.PAVIETNAM.VN
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-05-20T09:48:09Z <<<
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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