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
301 Moved Permanently - b1039.com
HTTP Status: 301
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Connection: close
Content-Length: 0
Retry-After: 0
Location: https://b1039.com/
Accept-Ranges: bytes
Date: Sun, 11 May 2025 06:40:24 GMT
Via: 1.1 varnish
X-Served-By: cache-hel1410026-HEL
X-Cache: HIT
X-Cache-Hits: 0
X-Timer: S1746945625.624019,VS0,VE0
Strict-Transport-Security: max-age=31557600
alt-svc: h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400

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.

503 Service Unavailable - https://b1039.com/
HTTP Status: 503
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Connection: close
Content-Length: 450
Retry-After: 0
Content-Type: text/html; charset=utf-8
Accept-Ranges: bytes
Date: Sun, 11 May 2025 06:40:24 GMT
Via: 1.1 varnish
X-Served-By: cache-hel1410031-HEL
X-Cache: MISS
X-Cache-Hits: 0
Strict-Transport-Security: max-age=31557600
alt-svc: h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400

HTTP Code 503 Service Unavailable

503 status code indicates that the server is temporarily unavailable due to overload or maintenance.

When is Code 503 used?

  • When a server is overloaded with traffic
  • When the server is undergoing scheduled maintenance
  • When a web application temporarily restricts access

What does Code 503 mean for the user?

The user must wait and try again later, as the server is currently unavailable.

GET / HTTP/1.1
Host: b1039.com
Accept: */*
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
 "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
  <head>
    <title>503 Service unavailable</title>
  </head>
  <body>
    <h1>Error 503 Service unavailable</h1>
    <p>Service unavailable</p>
    <h3>Error 54113</h3>
    <p>Details: cache-hel1410031-HEL 1746945625 2636702146</p>
    <hr>
    <p>Varnish cache server</p>
  </body>
</html>

Whois info of domain

Domain Name: B1039.COM
Registry Domain ID: 1710448_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.cloudflare.com
Registrar URL: http://www.cloudflare.com
Updated Date: 2024-07-05T16:33:59Z
Creation Date: 1996-06-28T04:00:00Z
Registry Expiry Date: 2026-06-27T04:00:00Z
Registrar: Cloudflare, Inc.
Registrar IANA ID: 1910
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +1.6503198930
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: MELINDA.NS.CLOUDFLARE.COM
Name Server: SCOTT.NS.CLOUDFLARE.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-05-11T06:40:02Z <<<
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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