RFC 2310 · HISTORIC · 1998
SUN · 14 JUN 2026
The Safe Response Header Field
Overview
RFC 2310, “The Safe Response Header Field”, is a Historic document published in April 1998 by K. Holtman. The canonical text is published by the RFC Editor.
Abstract
This document defines a HTTP response header field called Safe, which can be used to indicate that repeating a HTTP request is safe. Such an indication will allow user agents to handle retries of some safe requests, in particular safe POST requests, in a more user-friendly way.
What “Historic” means
A specification that has been superseded or is otherwise no longer recommended for use.
Read this RFC
The canonical text of RFC 2310 is hosted at rfc-editor.org. Available in TXT,HTML.
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