% >http://www.sixxs.net/tools/grh/tla/ % > % >With last seens atm, got to fish the first seens from % >the archive (show up as empty now). They will pop up % >later today :) Note that a 'first seen' is not very useful % >as it could pop up for a couple of minutes (even due to % >routing troubles) and then fade away again... % >When you follow the link behind the 'lastseen' you will see % >all the marks made where the prefix was originating from % >and over how many ASPaths it was detected. % % This keeps turning into an ever more useful page. Kudos to the author! % % What are the RIRs doing to reclaim all those "red" lines of allocations % that have never once appeared in a routing table? I would say all % assignments from before Jan 2002 and that have "never" in the "last seen" % column are ripe for revocation. Question is, why hasn't this been done % before and has this been discussed so far? % % -Hank Well, in at least one case, 2001:0478, you should never see a /32 or /35 announcement. This prefix is used for exchange points and critical infrastructure and is delegated as /48s --bill Opinions expressed may not even be mine by the time you read them, and certainly don't reflect those of any other entity (legal or otherwise).