check web redirect url status code checker

Check server response of

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NS records
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Response headers
Request headers
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301 Moved Permanently - sdhdr.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, 07 May 2025 02:42:19 GMT
Content-Type: text/html
Content-Length: 162
Connection: keep-alive
Location: http://www.sdhdr.com/
Strict-Transport-Security: max-age=31536000

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 - http://www.sdhdr.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, 07 May 2025 02:42:19 GMT
Content-Type: text/html;charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Vary: Accept-Encoding
Vary: Accept-Encoding
Strict-Transport-Security: max-age=31536000

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

<meta name="viewport" content="width=device-width,initial-scale=1"><iframe src="./yiang1/index.html" style = "width: 100%; height: 100%; border:0; position: fixed; top: 0; left: 0;"></iframe>

Whois info of domain

Domain Name: SDHDR.COM
Registry Domain ID: 1601439480_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.gname.com
Registrar URL: http://www.gname.com
Updated Date: 2024-10-30T04:19:52Z
Creation Date: 2010-06-10T02:33:04Z
Registry Expiry Date: 2025-06-10T02:33:04Z
Registrar: Gname.com Pte. Ltd.
Registrar IANA ID: 1923
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +65.65189986
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: PNS51.CLOUDNS.NET
Name Server: PNS52.CLOUDNS.NET
Name Server: PNS53.CLOUDNS.NET
Name Server: PNS54.CLOUDNS.NET
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-05-07T02:42:04Z <<<
For more information on Whois status codes, please visit https://icann.org/epp
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