On Wed, Jul 25, 2018 at 12:58:46PM +0200, Jérôme Nicolle wrote: > From your initial list, I can still see some prefixes with the NLnog ring : > > http://lg.ring.nlnog.net/prefix_detail/lg01/ipv4?q=206.41.128.0 > http://lg.ring.nlnog.net/prefix_detail/lg01/ipv4?q=52.128.192.0 > http://lg.ring.nlnog.net/prefix_bgpmap/lg01/ipv4?q=206.222.128.0 > > Also http://lg.ring.nlnog.net/prefix_bgpmap/lg01/ipv4?q=94.130.90.152
If I have to guess, those probably are ghost or stale routes. Wouldn't worry about them. I've noticed that quite a bunch of networks that use "BGP optimisers" end up reporting having certain routes to the NLNOG LG while in reality those were withdrawn globally. Kind regards, Job