%% You should probably cite rfc7050 instead of this I-D. @techreport{ietf-behave-nat64-discovery-heuristic-10, number = {draft-ietf-behave-nat64-discovery-heuristic-10}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-ietf-behave-nat64-discovery-heuristic/10/}, author = {Teemu Savolainen and Jouni Korhonen and Dan Wing}, title = {{Discovery of IPv6 Prefix Used for IPv6 Address Synthesis}}, pagetotal = 19, year = 2012, month = jun, day = 29, abstract = {This document describes a method for detecting the presence of DNS64 and for learning the IPv6 prefix used for protocol translation on an access network. The method depends on the existence of a well-known IPv4-only domain name "ipv4only.arpa". The information learned enables nodes to perform local IPv6 address synthesis and to potentially avoid NAT64 on dual-stack and multi-interface deployments.}, }