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Explore and Test HTTP Status Codes with httpco.de

httpco.de is a service designed for developers, testers, and enthusiasts who want to experiment with and learn about HTTP status codes.

What can you do here?

  1. Test HTTP Responses: Enter a specific HTTP status code in the URL and our server will return that exact response. Perfect for testing how your application handles various server responses.
  2. Look Up HTTP Status Codes: Learn what each HTTP status code means, its use-cases, and when to apply them in web development.

Caveats

  • ⚠️ Notice: Due to a known limitation, HTTP status codes in the 100s range are currently not working as expected and will instead return a 200 OK response. We are working on addressing this issue. Please bear with us.

How to Use

  1. Testing a Specific HTTP Response: Simply append the desired HTTP status code to the end of our URL. For example, to receive a 404 - Not Found response, just go to https://httpco.de/404.

curl

curl is a command-line tool used for making HTTP requests.

  • Simple GET Request:
curl https://httpco.de/404
  • With verbose output (to see request/response headers and other debug information)
curl -v https://httpco.de/404

httpie

httpie is a modern, user-friendly command-line HTTP client.

  • Simple GET Request:
http https://httpco.de/404
  • With verbose output (to see request/response headers and other debug information)
http -v https://httpco.de/404

wget

wget is another command-line utility to fetch content from the web.

  • Simple GET Request:
wget https://httpco.de/404
  • With verbose output:
wget -v https://httpco.de/404

Web Browsers

For those who prefer GUI, web browsers are a straightforward way to access httpco.de:

  • Simply type the desired URL into your browser's address bar, such as https://httpco.de/404, and you'll receive the respective status code.

Browser Developer Tools

Most modern web browsers (e.g., Chrome, Firefox, Edge) have built-in developer tools that allow you to view network requests:

  1. Open Developer Tools (usually by pressing F12 or Ctrl+Shift+I / Cmd+Option+I).
  2. Navigate to the "Network" tab.
  3. Visit https://httpco.de/404.
  4. Examine the request and response details in the Network tab.

Postman

Postman is a popular GUI tool for API testing.

  1. Launch Postman.
  2. Select the desired HTTP method from the dropdown (e.g., GET).
  3. Enter the URL, like https://httpco.de/404.
  4. Hit "Send".
  5. View the response, status code, and other details in the results pane.

HTTP Codes

Information responses (100 - 199)

Successful responses (200 - 299)

Redirection messages (300 - 399)

Client Error Responses (400 – 499)

Server error responses (500 - 599)

More Information

Here are some useful sites with more information:

Can I run my own?

Soon, we are working on it.

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📣 This service is proudly presented by DACHS IT.