Client subnet in DNS requests

The information below is for an old version of the document
Document Type Expired Internet-Draft (individual)
Last updated 2011-01-27
Replaced by draft-ietf-dnsop-edns-client-subnet, rfc7871
Stream (None)
Intended RFC status (None)
Expired & archived
plain text pdf html bibtex
Stream Stream state (No stream defined)
Consensus Boilerplate Unknown
RFC Editor Note (None)
IESG IESG state Expired
Telechat date
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This draft defines an EDNS0 extension to carry information about the network that originated a DNS query, and the network for which a reply can be cached.


Carlo Contavalli (
Wilmer van der Gaast (
Sean Leach (
Darryl Rodden (

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)