On Mon, Nov 23, 2009 at 08:25:33PM -0500, Jon Lewis <jlewis at lewis.org> wrote a message of 44 lines which said: > Is it too much to ask that the RIRs query each other's whois servers > for an ASN before assigning that ASN?... Yes, very good idea. And to check the BGP public routing table also (belts and suspenders...)