check web redirect url status code checker

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301 Moved Permanently - cstn4.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 09:59:49 GMT
Content-Type: text/html
Content-Length: 162
Connection: keep-alive
Location: https://www.cstn4.com/

HTTP Code 301 Moved Permanently

301 status code 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://www.cstn4.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 09:59:50 GMT
Content-Type: text/html
Content-Length: 3637
Last-Modified: Tue, 25 Feb 2025 05:18:50 GMT
Connection: keep-alive
Vary: Accept-Encoding
ETag: "67bd52ba-e35"
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: cstn4.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">
        <meta name="viewport" content="width=device-width,initial-scale=1.0">
        <title>欢迎光临</title>
    </head>
    <body style="background: #e6eaeb;">
        <div style="position: relative;margin: 200px auto 0;padding: 0 0 22px;border-radius: 15px 15px 5px 5px;background: #fff;box-shadow: 10px 20px 20px rgba(101, 102, 103, .75);width:95%;max-width: 400px;color: #fff;text-align: center;">
            <canvas id="canvas" width="200" height="200" style="display:block;position:absolute;top:-100px;left:0;right:0;margin:0 auto;background:#fff;border-radius:50%;"></canvas>
            <div style="color: #242424;font-size: 28px;padding:111px  0 20px">通过安全加密检测</div>
            <div style="margin: 25px 0 14px;color: #7b7b7b;font-size: 18px;">安全诚信 超凡体验</div>
            <a id="btn" href="javascript:void(0);" style="display: block;border-radius: 500px;background-color: #ff5656;height: 65px;line-height: 65px;width: 250px;color: #fff;font-size: 22px;text-decoration: none;letter-spacing: 2px;margin:20px auto;cursor:pointer;">链接检测中……</a>
            <script charset="UTF-8" id="LA_COLLECT" src="//sdk.51.la/js-sdk-pro.min.js"></script>
			<script>LA.init({id:"K4n629xQvS8C65gV",ck:"K4n629xQvS8C65gV"})</script>
        </div>
        <script>
            window.onload = function() {
                var canvas = document.getElementById('canvas')
                  , ctx = canvas.getContext('2d')
                  , ras = canvas.width / 2
                  , index = 0;
                drawFrame();
                function drawFrame() {
                    ctx.clearRect(0, 0, canvas.width, canvas.height);
                    ctx.save();
                    ctx.translate(ras, ras);
                    ctx.beginPath();
                    ctx.lineWidth = ras * 0.08;
                    ctx.strokeStyle = "#d1d2d4";
                    ctx.arc(0, 0, ras * 0.8, 0, Math.PI * 2, false);
                    ctx.stroke();
                    ctx.strokeStyle = "#00a2ff ";
                    ctx.lineWidth = ras * 0.12;
                    ctx.beginPath();
                    ctx.arc(0, 0, ras * 0.8, -Math.PI / 2, -Math.PI / 2 + index * Math.PI * 2 / 100, false);
                    ctx.stroke();
                    ctx.textAlign = 'center';
                    ctx.textBaseline = 'middle';
                    ctx.font = ras / 2.2 + 'px Arial';
                    ctx.fillText(index.toFixed(0) + '%', 0, 0);
                    ctx.restore();
                    document.title = '加载中 ' + index.toFixed(1) + '%';
                    if (index < 99.2) {
                        if (index > 90) {
                            index += 1;
                            btn.innerHTML = '立即进入';
                            btn.onclick = function() {
                                 location.href = 'http://192.186.43.82:58888/';
                            }
                            ;
                            btn.style.background = '#36A11E'
                        } else if (index > 60) {
                            index += 1
                        } else {
                            index += 3
                        }
                        setTimeout(drawFrame, 20)
                    } else if (index != 100) {
                        index = 100;
                        drawFrame()
                    } else {
                        document.title = '请点击进入'
                    }
                }
            }
        </script>
    </body>
</html>

Whois info of domain

Domain Name: CSTN4.COM
Registry Domain ID: 2892569233_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.yoursrs.com
Registrar URL: http://www.realtimeregister.com
Updated Date: 2024-08-20T02:36:20Z
Creation Date: 2024-06-21T02:26:06Z
Registry Expiry Date: 2025-06-21T02:26:06Z
Registrar: Realtime Register B.V.
Registrar IANA ID: 839
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +31.384530759
Domain Status: ok https://icann.org/epp#ok
Name Server: EVELYN.NS.CLOUDFLARE.COM
Name Server: LEIF.NS.CLOUDFLARE.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-04-30T09:59:31Z <<<
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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