check web redirect url status code checker

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Response headers
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301 Moved Permanently - sslmm.com
HTTP Status: 301
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Server: nginx
Date: Wed, 30 Apr 2025 13:29:54 GMT
Content-Type: text/html
Content-Length: 162
Connection: keep-alive
Location: https://sslmm.com/

HTTP Code 301 Moved Permanently

301 Moved Permanently means that the requested resource has been permanently moved to a new URL. All future requests should use the new address.

When is Code 301 used?

  • When changing a website domain
  • When modifying URL structures
  • When setting up redirects for SEO

What does Code 301 mean for the user?

The browser will automatically redirect the user to the new address, and search engines will update their indexes.

200 OK - https://sslmm.com/
HTTP Status: 200
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Server: nginx
Date: Wed, 30 Apr 2025 13:29:54 GMT
Content-Type: text/html
Content-Length: 6222
Last-Modified: Thu, 13 Oct 2022 09:48:03 GMT
Connection: keep-alive
Vary: Accept-Encoding
ETag: "6347ded3-184e"
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: sslmm.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>
永久地址发布页,收藏我回家不迷路!
</title>
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no" />
<style>
    * {
        padding: 0;
        margin: 0;
        box-sizing: border-box;
    }
        body {
            background-image: linear-gradient(90deg,#2196F3,#009688,#8BC34A,#FFC107,#FF5722,#F44336,#9C27B0);
            background-size: 400%;
	        animation: bganimation 15s infinite;
        }
        @keyframes bganimation {
        	  0%{
        	        background-position: 0% 50%;
        	  }
        	  50%{
        	        background-position: 100% 50%;
        	  }
        	  100%{
        	        background-position: 0% 50%;
        	  }
    	}
    	.container {
    	    margin: 30px auto 0 auto;
    	    width: 100%;
    	    max-width: 640px;
    	    display: flex;
            flex-wrap: wrap;
            justify-content: center;
    	}
    	h1 {
    	    color: #fff;
	        text-align: center;
    	}
    	.list {
    	    margin-top: 20px;
    	    width: 95%;
    	    background-color: #fff;
    	    padding: 30px;
    	    border-radius: 10px;
    	}
    	.shoucang {
    	    margin-bottom: 30px;
    	    padding: 20px 0;
            border-radius: 10px;
            background-color: #f6f6f6;
    	}
    	.shoucang h2 {
    	    font-size: 18px;
    	    text-align: center;
    	}
    	.d-list {
    	    position: relative;
    	    display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            flex-direction: column;
            border: 1px solid #efefef;
            border-radius: 6px;
            padding: 30px;
    	}
    	.d-list + .d-list {
    	    margin-top: 20px;
    	}
    	.list .title {
    	    font-size: 24px;
            margin-bottom: 10px;
    	}
    	.list .link {
    	    font-size: 16px;
            color: #666;
            margin-bottom: 15px;
            padding: 5px 15px;
            border-radius: 6px;
            background-color: #f6f6f6;
    	}
    	.btn {
            position: relative;
            padding: 15px 40px;
            text-align: center;
            color: #fff;
            font-size: 16px;
            text-transform: uppercase;
            text-decoration: none;
            font-family: sans-serif;
            box-sizing: border-box;
            background: linear-gradient(90deg, #03a9f4, #f441a5, #ffeb3b, #03a9f4);
            background-size: 400%;
            border-radius: 60px;
            z-index: 1;
        }
        .btn:hover {
            animation: animate 8s linear infinite;
        }
        @keyframes animate {
            0% {
                background-position: 0%;
            }
            100% {
                background-position: 400%;
            }
        }
        .btn::before {
            content: '';
            position: absolute;
             top: -5px;
             left: -5px;
            right: -5px;
            bottom: -5px;
            z-index: -1;
            background: linear-gradient(90deg, #03a9f4, #f441a5, #ffeb3b, #03a9f4);
            background-size: 400%;
            border-radius: 40px;
            opacity: 0;
            transition: 0.5s;
        }
        .btn:hover::before {
            filter: blur(10px);
            opacity: 1;
            animation: animate 8s linear infinite;
        }
        .name{
            font-size:50px;
            background-clip: border-box;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            color: #FF512F;
            font-weight: 700;
            /*text-shadow: 0px 0px 7px #000;*/
            background-image: linear-gradient(90deg, #ffd800 0%, #ff512f 100%, #fff);
            animation: glow-animation 5s infinite linear;
            color: #FFC0CB;
            box-sizing: border-box;
            vertical-align: inherit;
        }
        @keyframes glow-animation{
            0%{filter:hue-rotate(-360deg)}
            100%{filter:hue-rotate(360deg)}
        }
        .jb{
            font-size: 16px;
            background-image: -webkit-linear-gradient(90deg, #4e17df, #fb6bea 25%, #4e17df 50%, #fb6bea 75%, #4e17df);
            -webkit-text-fill-color: transparent;
            -webkit-background-clip: text;
            background-size: 100% 600%;
            animation: jb 10s linear infinite;
        }
        @keyframes jb {
            0% {
                background-position: 0 0;
            }
            100% {
                background-position: 0 -300%;
            }
        }
    </style>
<div class="container">
	<h1>
		永久发布页
	</h1>
	<div class="list">
		<div align="center">
			<img alt="" src="logo.png" /> 
		</div>
		<div class="shoucang">
			<h2 class="name">
				电脑端请 Ctrl+D 收藏本页到浏览器收藏夹
			</h2>
			<h2 class="name">
				手机端请将本页添加到浏览器收藏夹或书签
			</h2>
		</div>
		<div class="d-list">
			<div class="title">
				请清理浏览器缓存刷新本页面
			</div>
			<div class="link">
				<strong><span style="color:#E53333;">如果网页被拦截，麻烦更换浏览器打开。UC浏览器或者谷歌浏览器</span></strong>
			</div>
			<div class="link">
				<strong><span style="color:#006600;">绅士联萌最新地址：</span></strong>
			</div>
<a class="btn" href="https://sslmm.net/" target="_blank">www.sslmm.net</a> 
		</div>
		<div class="d-list">
			<div class="title">
				绅士联萌
			</div>
			<div class="link">
				地址发布页！
			</div>
<a class="btn" style="margin-bottom:20px;" href="https://sslmm.com/" target="_blank">sslmm.com</a> 
		</div>
	</div>
</div>
<script>
var _hmt = _hmt || [];
(function() {
  var hm = document.createElement("script");
  hm.src = "https://hm.baidu.com/hm.js?ae019ff0fce26bce719436b50851f756";
  var s = document.getElementsByTagName("script")[0]; 
  s.parentNode.insertBefore(hm, s);
})();
</script>

Whois info of domain

Domain Name: SSLMM.COM
Registry Domain ID: 2624680892_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.dynadot.com
Registrar URL: http://www.dynadot.com
Updated Date: 2024-07-06T07:46:03Z
Creation Date: 2021-07-06T03:51:04Z
Registry Expiry Date: 2025-07-06T03:51:04Z
Registrar: Dynadot Inc
Registrar IANA ID: 472
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +16502620100
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: NS1.DYNA-NS.NET
Name Server: NS2.DYNA-NS.NET
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-04-30T13:29:36Z <<<
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
TERMS OF USE: You are not authorized to access or query our Whois
by the following terms of use: You agree that you may use this Data only
to: (1) allow, enable, or otherwise support the transmission of mass