check web redirect url status code checker

Check server response of

Server response
NS records
Whois domain
Response headers
Request headers
Raw HTML code
301 Moved Permanently - csi.com
HTTP Status: 301
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Date: Tue, 29 Apr 2025 17:08:39 GMT
Connection: keep-alive
Strict-Transport-Security: max-age=31536000
Server: ATS
Cache-Control: no-store
Content-Type: text/html
Content-Language: en
X-Frame-Options: DENY
X-Content-Type-Options: nosniff
Referrer-Policy: strict-origin-when-cross-origin
Content-Security-Policy: sandbox allow-scripts; default-src 'self'; img-src https:; style-src 'unsafe-inline'; script-src 'unsafe-inline'; report-uri https://csp.yahoo.com/beacon/csp?src=redirect
Location: https://www.compuserve.com/
Content-Length: 4411

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.

429 Too Many Requests - https://www.csi.com/
HTTP Status: 429
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Date: Tue, 29 Apr 2025 17:08:39 GMT
Connection: close
Server: ATS
Set-Cookie: dflow=339; Expires=Wed, 29 Apr 2026 23:08:39 GMT; Max-Age=31557600; Domain=.compuserve.com; Path=/; SameSite=Lax; Secure; HttpOnly
Content-Length: 23
Content-Type: text/html

HTTP Code 429 Too Many Requests

429 status code means that the client has sent too many requests in a short period.

When is Code 429 used?

  • When an API rate limit is exceeded
  • When a user sends too many login attempts

What does Code 429 mean for the user?

The user must wait before making more requests.

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

Edge: Too Many Requests

Whois info of domain

Domain Name: CSI.COM
Registry Domain ID: 3750431_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.markmonitor.com
Registrar URL: http://www.markmonitor.com
Updated Date: 2024-11-08T09:08:58Z
Creation Date: 1996-12-11T05:00:00Z
Registry Expiry Date: 2025-12-10T05:00:00Z
Registrar: MarkMonitor Inc.
Registrar IANA ID: 292
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +1.2086851750
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Name Server: NS1.YAHOO.COM
Name Server: NS2.YAHOO.COM
Name Server: NS3.YAHOO.COM
Name Server: NS4.YAHOO.COM
Name Server: NS5.YAHOO.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2025-04-29T17:08:28Z <<<
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