Hi Ronald, >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 Best regards,