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 - aiu2.com
HTTP Status: 503
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Server: Tengine
Date: Thu, 08 May 2025 21:42:36 GMT
Content-Type: text/html
Content-Length: 51
Connection: keep-alive

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: aiu2.com
Accept: */*
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])

<script src=https://cf-oss.gname.net/e.js></script>

Whois info of domain

Domain Name: AIU2.COM
Registry Domain ID: 2874496466_DOMAIN_COM-VRSN
Registrar WHOIS Server: www.gname.com/whois
Registrar URL: http://www.gname.com
Updated Date: 2025-04-22T07:49:12Z
Creation Date: 2024-04-21T18:42:22Z
Registry Expiry Date: 2026-04-21T18:42:22Z
Registrar: Gname 199 Inc
Registrar IANA ID: 4212
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +65.65189986
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: EXPIRE1.GNAME-DNS.COM
Name Server: EXPIRE2.GNAME-DNS.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-05-08T21:42:28Z <<<
For more information on Whois status codes, please visit https://icann.org/epp
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