RFC 754 · UNKNOWN · 1979
TUE · 15 SEP 2026
Out-of-net host addresses for mail
Overview
RFC 754, “Out-of-net host addresses for mail”, is an Unknown document published in April 1979 by J. Postel. The canonical text is published by the RFC Editor.
What “Unknown” means
The standards-track status of this early RFC was never formally classified.
Read this RFC
The canonical text of RFC 754 is hosted at rfc-editor.org. Available in TXT,HTML.
Other RFCs from 1979