On Sun, 1 Oct 2017, sthaug@nethelp.no wrote:
Could you list which prefix(es) you saw were being announced with these long AS paths?
186.177.184.0/23 - still being announced with 533 occurrences of 262197 in the AS path.
aut-num: AS262197 owner: MILLICOM CABLE COSTA RICA S.A. ownerid: CR-ACCR1-LACNIC responsible: Jonathan Cisneros address: 350mts Oeste del Ministerio de Agricultura, frente a entrada principal UCIMED, Sabana Oeste, 0, 0 address: 10108 - San Jos� - SJ country: CR phone: +50 2 2790099 [] owner-c: JOC63 routing-c: JOC63 abuse-c: ATR9 created: 20130709 changed: 20140804 Anyone care to bet on whether they're using a Mikrotik and did /routing filter add set-bgp-prepend=262197 and this somehow got truncated to fewer than the "requested" 262197 prepends? I'm seeing 562 prepends...which doesn't seem to work out to any obvious amount of bitwise truncation/wrap. ---------------------------------------------------------------------- Jon Lewis, MCP :) | I route | therefore you are _________ http://www.lewis.org/~jlewis/pgp for PGP public key_________