RFC 2368 · PROPOSED STANDARD · 1998
MON · 27 JUL 2026
The mailto URL scheme
Overview
RFC 2368, “The mailto URL scheme”, is a Proposed Standard document published in July 1998 by P. Hoffman, L. Masinter, J. Zawinski. It updates RFC 1738, RFC 1808. It has been obsoleted by RFC 6068 — refer to the newer document for the authoritative version. The canonical text is published by the RFC Editor.
Abstract
This document defines the format of Uniform Resource Locators (URL) for designating electronic mail addresses. [STANDARDS-TRACK]
What “Proposed Standard” means
An entry-level standards-track specification: stable, peer-reviewed and a solid basis for implementation, though it may still evolve before becoming an Internet Standard.
Read this RFC
The canonical text of RFC 2368 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
Other RFCs from 1998
- RFC 2367 PF_KEY Key Management API, Version 2
- RFC 2369 The Use of URLs as Meta-Syntax for Core Mail List Commands and their Transport through Message Header Fields
- RFC 2366 Definitions of Managed Objects for Multicast over UNI 3.0/3.1 based ATM Networks
- RFC 2370 The OSPF Opaque LSA Option
- RFC 2365 Administratively Scoped IP Multicast
- RFC 2371 Transaction Internet Protocol Version 3.0
- RFC 2364 PPP Over AAL5
- RFC 2372 Transaction Internet Protocol - Requirements and Supplemental Information