This filter is a page
Rarity: forgotten
Registered, reserved, almost never emitted — the back shelf.
12 curiosities on this page
- HTP-003 102 Processing Still working on it, said the WebDAV server — a deprecated code. Informational (1xx) forgotten
- HTP-005 203 Non-Authoritative Information A 200 with a warning on the frame: someone touched the response on the way. Success (2xx) forgotten
- HTP-008 208 Already Reported Told you about that one — the code that avoids repeating a resource inside a 207. Success (2xx) forgotten
- HTP-009 226 IM Used Sent only the difference — the delta response the web never adopted. Success (2xx) forgotten
- HTP-010 300 Multiple Choices There is more than one version; you choose — says the server, and nobody chooses. Redirections (3xx) forgotten
- HTP-011 305 Use Proxy Go through this proxy — an order browsers refused to obey. Redirections (3xx) forgotten
- HTP-012 306 (Unused) The empty slot on the shelf: a number reserved for a code that never existed. Redirections (3xx) forgotten
- HTP-018 425 Too Early Too soon: the server will not risk processing a request that might be a replay. Client errors (4xx) forgotten
- HTP-019 426 Upgrade Required I only answer in another protocol — and the Upgrade header says which. Client errors (4xx) forgotten
- HTP-024 505 HTTP Version Not Supported I do not speak that protocol version — the rarest refusal of the five houses. Server errors (5xx) forgotten
- HTP-025 506 Variant Also Negotiates The negotiation that points at itself: a misconfiguration with its own code. Server errors (5xx) forgotten
- HTP-027 508 Loop Detected The server walked into an infinite loop and had the honesty to say so. Server errors (5xx) forgotten