HTTP Status Checker

Check HTTP status codes, response headers, and analyze web server responses.

Request Configuration
Configure your HTTP request parameters

Enter one header per line in the format: Header-Name: Header-Value

Common Test URLs
Click any URL to test it
Google (HTTPS)
https://www.google.com
HTTPBin - Test 200
https://httpbin.org/status/200
HTTPBin - Test 404
https://httpbin.org/status/404
HTTPBin - Test 500
https://httpbin.org/status/500
HTTPBin - Redirect
https://httpbin.org/redirect/3
HTTPBin - Headers
https://httpbin.org/headers
JSONPlaceholder API
https://jsonplaceholder.typicode.com/posts/1
Local Development
http://localhost:3000
HTTP Status Code Reference

Status Code Categories

  • 1xx Informational: Request received, processing
  • 2xx Success: Request successfully received, understood, and accepted
  • 3xx Redirection: Further action needed to complete request
  • 4xx Client Error: Request contains bad syntax or cannot be fulfilled
  • 5xx Server Error: Server failed to fulfill valid request

Common Status Codes

  • 200: OK - Successful request
  • 301: Moved Permanently
  • 404: Not Found
  • 500: Internal Server Error
  • 503: Service Unavailable