RFC 252 · UNKNOWN · 1971
SUN · 14 JUN 2026
Network host status
Overview
RFC 252, “Network host status”, is an Unknown document published in October 1971 by E. Westheimer. It obsoletes RFC 240. It has been obsoleted by RFC 255 — refer to the newer document for the authoritative version. 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 252 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
Other RFCs from 1971
- RFC 251 Weather data
- RFC 253 Second Network Graphics meeting details
- RFC 250 Some thoughts on file transfer
- RFC 254 Scenarios for using ARPANET computers
- RFC 249 Coordination of equipment and supplies purchase
- RFC 255 Status of network hosts
- RFC 256 IMPSYS change notification
- RFC 247 Proffered set of standard host names