--- version: rssac002v3 service: i.root-servers.net start-period: '2018-09-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5740020415 dns-udp-queries-received-ipv6: 1063087522 dns-tcp-queries-received-ipv4: 137795964 dns-tcp-queries-received-ipv6: 26885216 dns-udp-responses-sent-ipv4: 5788844482 dns-udp-responses-sent-ipv6: 1063871551 dns-tcp-responses-sent-ipv4: 136655416 dns-tcp-responses-sent-ipv6: 26562774