check web redirect url status code checker

Check server response of

Server response
NS records
Whois domain
Response headers
Request headers
Raw HTML code
301 Moved Permanently - caepr.com
HTTP Status: 301
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Server: nginx/1.22.1
Date: Mon, 12 May 2025 20:09:08 GMT
Content-Type: text/html
Content-Length: 169
Connection: keep-alive
Location: https://x.com/_brianOconer/status/1908239451299402045

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.

404 Not Found - https://caepr.com/
HTTP Status: 404
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Date: Mon, 12 May 2025 20:09:08 GMT
Content-Type: text/html;charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
perf: 7402827104
expiry: Tue, 31 Mar 1981 05:00:00 GMT
pragma: no-cache
Set-Cookie: gt=1922021244624306498; Max-Age=9000; Expires=Mon, 12 May 2025 22:39:08 GMT; Path=/; Domain=.x.com; Secure
x-powered-by: Express
Cache-Control: no-cache, no-store, must-revalidate, pre-check=0, post-check=0
last-modified: Mon, 12 May 2025 20:09:08 GMT
x-frame-options: DENY
x-transaction-id: 9b6a77cfb5760826
x-xss-protection: 0
reporting-endpoints: coep-report="https://x.com/i/coep-report", coop-report="https://x.com/i/coop-report"
x-content-type-options: nosniff
content-security-policy: default-src 'none'; img-src https://abs.twimg.com; script-src https://abs.twimg.com about:; style-src https://abs.twimg.com 'unsafe-inline'; font-src https://abs.twimg.com https://twitter.com; connect-src 'none'; object-src 'none'; media-src 'none'; frame-src 'none'; report-uri https://twitter.com/i/csp_report?a=ORTGK%3D%3D%3D&ro=false
strict-transport-security: max-age=631138519
cross-origin-opener-policy: unsafe-none
cross-origin-embedder-policy: unsafe-none
x-response-time: 78
x-connection-hash: d899694daec8eac6ecb74ff51811588e381d51e786dc6297b1ab1ab2eb8d9763
vary: accept-encoding
cf-cache-status: DYNAMIC
Set-Cookie: guest_id=v1%3A174708054876043261; Max-Age=34214400; Expires=Fri, 12 Jun 2026 20:09:08 GMT; Path=/; Domain=.x.com; Secure; SameSite=None
Set-Cookie: ct0=; Max-Age=-1747080547; Expires=Thu, 01 Jan 1970 00:00:01 GMT; Path=/; Domain=.x.com; Secure; SameSite=Lax
Set-Cookie: __cf_bm=jnakI_r40YOjgZD8o4X5tQGT8tzE8BspOG80jDg53Do-1747080548-1.0.1.1-hibJtyu0sGBDnRq6Wiy5Xl7QS8KATeWBRzabgNpvxG1QYdcyFdy8aIhko5BKvXWT38EHwYBfynIk7fbQpEC.TcjQXLgMGcPnC1qEcA6o8jU; path=/; expires=Mon, 12-May-25 20:39:08 GMT; domain=.x.com; HttpOnly; Secure; SameSite=None
Server: cloudflare tsa_b
CF-RAY: 93ec8d554ccc8da4-HEL

HTTP Code 404 Not Found

404 status code means that the requested page or resource was not found on the server.

When is Code 404 used?

  • When a page is deleted
  • When the URL is incorrect
  • When there are navigation issues on the website

What does Code 404 mean for the user?

The user sees an error message, and search engines may remove the page from their index.

GET / HTTP/1.1
Host: caepr.com
Accept: */*
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])

<!DOCTYPE html>
<html lang="en" class="dog">
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>X / ?</title>
    <meta name="version" content="1">
    <link href="https://abs.twimg.com/favicons/twitter.3.ico" rel="shortcut icon" type="image/x-icon">
    <link rel="stylesheet" href="https://abs.twimg.com/errors/fullscreen_errors-047ca1475a6efac7c9c89a9ff92b7a20.css">
  </head>
  <body dir="auto">
    <div class="top">
      <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1519 200">
        <defs/>
        <path d="M708 103l9-5 13 1 2-2 5 1h8l1-1 42-5h7l7 3v1l12-2a9368 9368 0 0129-6l2-5 12 1 6-2 3 1 2 1v-2l13-2v1l4 2 7-1h1l17-3 1 2 4-1 18-7 3-1 4-1h9l13-1 1-4 3-2 13 1v2l22-2 10-3h6l10 5 16-5 15-3 2-1 8-4 6-2 12-1 7-2 8 5 7 1 22-9h7l5-1v-1l25-3 1 2 5 2v1h11l2 1 8-4h3l-1 1h11l10-6 6 3 9-1 4-1 1 1 1-2 6-1 1-1 10-2h2l7-5v1h4l3-1c11 0 23 2 34-3 2-2 7 0 10 0l12 1 4 1 9 2 12-1 11-3 11 1h4l10-6 17 1 2 1c9 2 19-3 22-11l1-1 9 1 15-5c3-1 9 4 9-5 5 0 5 3 5 7l2 3 4-1 4-2 9-4 3-3h3l8-4 6-3 26 2 7-4h18l7 1c10 3 13-6 17-12l8 4 3-1 14-3 15-2a38 38 0 01-5-1l-8-4 7-8 8-4-10-136-922 71 16 205z"/>
        <path d="M-36 193l9-5 13 1 2-2 5 1h8l1-1 42-5h7l7 3v1l12-2a9328 9328 0 0129-6l2-5 12 1 6-2 3 1 2 1v-2l13-2v1l4 2 7-1h1l17-3 1 2 4-1 18-7 3-1 4-1h9l13-1 1-4 3-2 13 1v2l22-2 10-3h6l10 5 16-5 15-3 2-1 8-4 6-2 12-1 7-2 8 5 7 1 22-9h7l5-1v-1l25-3 1 2 5 2v1h11l2 1 8-4h3l-1 1h9a6 6 0 002 0l10-6 6 3 9-1 4-1a6 6 0 001 1l1-2 6-1 1-1 10-2h2l7-5v1h4l3-1c11 0 23 2 34-3 2-2 7 0 10 0l12 1 4 1 9 2 12-1 11-3 11 1h4l10-6 17 1 2 1c9 2 19-3 22-11l1-1 9 1 15-5c3-1 9 4 9-5 5 0 5 3 5 7l2 3 4-1 4-2 9-4 3-3h3l8-4 6-3 26 2 7-4h18l7 1c10 3 13-6 17-12l8 4 3-1 14-3 15-2a37 37 0 01-5-1l-8-4 7-8 8-4-10-136-922 71 16 205z"/>
      </svg>
    </div>
    <div class="container">
      <div class="content">
        <a href="https://twitter.com" title="X logo">
          <svg viewBox="0 0 24 24" aria-hidden="true" class="x-logo"><g><path d="M18.244 2.25h3.308l-7.227 8.26 8.502 11.24H16.17l-5.214-6.817L4.99 21.75H1.68l7.73-8.835L1.254 2.25H8.08l4.713 6.231zm-1.161 17.52h1.833L7.084 4.126H5.117z"></path></g></svg>
        </a>
        <h1 id="header">Nothing to see here</h1>
        <p id="description">Looks like this page doesn’t exist. Here’s a picture of a poodle sitting in a chair for your trouble.</p>

          <a id="button_search" href="/" class="button">Looking for this?</a>

      </div>
      <img id="image" src="https://abs.twimg.com/errors/ErrorState_NotFound.png" alt="A primped poodle with a bow in its hair sitting in a chair like a human.">
      <div class="footer">
        <ul>
          <li><a href="https://twitter.com/" id="footer_home">Home</a></li>
          <li><a href="https://status.twitterstat.us/" id="footer_status">Status</a></li>
          <li><a href="https://twitter.com/tos" id="footer_tos">Terms of Service</a></li>
          <li><a href="https://twitter.com/privacy" id="footer_privacy">Privacy Policy</a></li>
          <li><a href="https://support.twitter.com/articles/20170514" id="footer_cookie">Cookie Policy</a></li>
          <li><a href="https://legal.twitter.com/imprint" id="footer_imprint">Imprint</a></li>
          <li><a href="https://business.twitter.com/en/help/troubleshooting/how-twitter-ads-work.html" id="footer_ads">Ads info</a></li>
          <li dir="ltr">&copy; X Corp. <span id="copyright-year">&emsp;&emsp;&emsp;&emsp;</span></li>
        </ul>
      </div>
    </div>
  </body>
  <script src="https://abs.twimg.com/errors/404-8651f633fd193e0b546010676a4fac06.js"></script>
</html>

Whois info of domain