check web redirect url status code checker

Check server response of

Server response
NS records
Whois domain
Response headers
Request headers
Raw HTML code
500 Internal Server Error - gpktc.com
HTTP Status: 500
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Date: Mon, 19 May 2025 15:30:24 GMT
Content-Type: text/plain; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Access-Control-Allow-Credentials: true
Access-Control-Allow-Headers: Origin,Content-Type,Accept,User-Agent,Cookie,Authorization,X-Auth-Token,X-Requested-With
Access-Control-Allow-Methods: GET,PUT,POST,DELETE,PATCH,HEAD,CONNECT,OPTIONS,TRACE
Access-Control-Allow-Origin: *
Access-Control-Max-Age: 3628800
Trace-Id: fa9a5dbe5af740187c44527302da76cf
cf-cache-status: DYNAMIC
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=lrdirlktOsHo2bjz0kI1cUN6Mp%2FztohhdEvI0cMIIybu9fUZ04tzcaGBOJL1VJiGagfgzBTgOXgRbFB3UEJ2k50O1LW270lORDnSnFE2ouqBO%2FlRrmtiIYqyk0%2BCvHOfoBxrcA2EEy0%3D"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 9424a2a5cd4e7971-AMS
alt-svc: h3=":443"; ma=86400
server-timing: cfL4;desc="?proto=TCP&rtt=29129&min_rtt=29129&rtt_var=14564&sent=1&recv=3&lost=0&retrans=0&sent_bytes=0&recv_bytes=165&delivery_rate=0&cwnd=249&unsent_bytes=0&cid=0000000000000000&ts=0&x=0"

HTTP Code 500 Internal Server Error

500 Internal Server Error indicates an internal server error preventing the request from being processed.

When is Code 500 used?

  • When there are failures in server-side code
  • When there are database issues
  • When the server is overloaded

What does Code 500 mean for the user?

The user cannot access the resource, and the website administrator needs to fix the issue.

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

exception recovered: runtime error: invalid memory address or nil pointer dereference

Whois info of domain

Domain Name: GPKTC.COM
Registry Domain ID: 2906101293_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.dnspod.cn
Registrar URL: http://www.dnspod.cn
Updated Date: 2025-04-24T04:12:24Z
Creation Date: 2024-08-07T16:08:05Z
Registry Expiry Date: 2025-08-07T16:08:05Z
Registrar: DNSPod, Inc.
Registrar IANA ID: 1697
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +86.4009100100
Domain Status: ok https://icann.org/epp#ok
Name Server: AITANA.NS.CLOUDFLARE.COM
Name Server: LEX.NS.CLOUDFLARE.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-05-19T15:30:10Z <<<
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