Oct 30, 2025 · Although the HTTP standard specifies "unauthorized", semantically this response means "unauthenticated". That is, the client must authenticate itself to get the requested …

Jul 23, 2025 · The initial line of the server’s response indicates the HTTP version and a three-digit status code. Server reserves some default error messages (404 not found or 500 internal …

Aug 29, 2025 · What they are: HTTP status codes are three-digit server responses that tell browsers whether web requests succeeded, failed or need redirection. Why they matter: …

Jan 13, 2022 · If you have been a regular Internet user, you will encounter websites with errors. Check out these common HTTP errors and what you can do when you encounter them.

Mar 24, 2025 · These codes are part of the Hypertext Transfer Protocol (HTTP) and indicate whether a request was successful, redirected, or resulted in an error. Whenever you visit a …

Jul 17, 2024 · HTTP error codes are three-digit numbers that indicate the status of a request made by a client to a server. These codes are used to communicate problems or errors …

Oct 9, 2024 · HTTP and HTTPS are the backbone of how websites communicate with browsers, and HTTP status codes help developers understand what's going on behind the scenes. …

In this complete guide, you’ll learn what every major HTTP error code means, see real-world examples of when they occur, and discover how to fix the most common issues.

Jan 18, 2023 · The complete list of the most common HTTP status code errors (4xx client and 5xx server HTTP status codes) and how to fix them.

Jul 11, 2025 · Learn what HTTP status codes mean, how they affect SEO, and what you can do to fix common errors on your site. Full list and troubleshooting tips.