check web redirect url status code checker

Check server response of

Server response
NS records
Whois domain
Response headers
Request headers
Raw HTML code
503 Service Unavailable - osmum.com
HTTP Status: 503
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Date: Mon, 05 May 2025 07:46:48 GMT
Server: Apache
Content-Length: 428
Connection: close
Content-Type: text/html; charset=iso-8859-1

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

<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>503 Service Unavailable</title>
</head><body>
<h1>Service Unavailable</h1>
<p>The server is temporarily unable to service your
request due to maintenance downtime or capacity
problems. Please try again later.</p>
<p>Additionally, a 503 Service Unavailable
error was encountered while trying to use an ErrorDocument to handle the request.</p>
</body></html>

Whois info of domain

Domain Name: OSMUM.COM
Registry Domain ID: 114798204_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.nicline.com
Registrar URL: http://www.arsys.es
Updated Date: 2025-03-23T07:33:16Z
Creation Date: 2004-03-22T18:26:51Z
Registry Expiry Date: 2026-03-22T17:26:51Z
Registrar: Arsys Internet, S.L. dba NICLINE.COM
Registrar IANA ID: 379
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +34.941620100
Domain Status: ok https://icann.org/epp#ok
Name Server: DNS1.SERVIDORESDNS.NET
Name Server: DNS2.SERVIDORESDNS.NET
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-05-05T07:46:38Z <<<
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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