League of legends servers IP addresses, last update: 14/2/2016
EUNE: eune.lol.dnkr.ch
EUW: euw.lol.dnkr.ch
Brazil: brazil.lol.dnkr.ch
Oceania: oce.lol.dnkr.ch
North America: na.lol.dnkr.ch
Latin America North: lan.lol.dnkr.ch
Riot Games AS number is AS6507, they have 21,248 IPv4 addresses
103.219.128.0/22
103.219.128.0/24
103.240.224.0/22
104.160.128.0/19
104.160.156.0/24
138.0.12.0/24
138.0.13.0/24
138.0.14.0/24
138.0.15.0/24
151.106.248.0/24