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 - jsfxb.com
HTTP Status: 503
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Server: openresty
Date: Wed, 30 Apr 2025 18:41:48 GMT
Content-Type: text/html
Content-Length: 194
Connection: keep-alive

HTTP Code 503 Service Unavailable

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

<html>
<head><title>503 Service Temporarily Unavailable</title></head>
<body>
<center><h1>503 Service Temporarily Unavailable</h1></center>
<hr><center>openresty</center>
</body>
</html>

Whois info of domain

Domain Name: JSFXB.COM
Registry Domain ID: 1970066170_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.jumi.com
Registrar URL: http://www.juming.com
Updated Date: 2024-10-11T04:18:46Z
Creation Date: 2015-10-19T18:44:36Z
Registry Expiry Date: 2025-10-19T18:44:36Z
Registrar: Hefei Juming Network Technology Co., Ltd
Registrar IANA ID: 3758
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: 4009972996
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: JM1.DNS.COM
Name Server: JM2.DNS.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-04-30T18:41:28Z <<<
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
TERMS OF USE: You are not authorized to access or query our Whois
by the following terms of use: You agree that you may use this Data only
to: (1) allow, enable, or otherwise support the transmission of mass