DNS Issues
How to encode prefixes and prefix allocation?
in-addr.arpa already does this, so steal
dnsind is working on a nextgen, see draft-ietf-dnsind-binary-labels-00
Address allocation is hierarchic as is DNS delegation
Difficult on non-octet boundaries, but we can use the classless in-addr hack
Root is bgp.in-addr.arpa. or ipv4.nlri.ietf.org...
bgp.in-addr.arpa is administered by IANA