--- version: rssac002v3 service: i.root-servers.net start-period: '2017-12-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4583222940 dns-udp-queries-received-ipv6: 578071637 dns-tcp-queries-received-ipv4: 92762761 dns-tcp-queries-received-ipv6: 12922712 dns-udp-responses-sent-ipv4: 4676742684 dns-udp-responses-sent-ipv6: 573337790 dns-tcp-responses-sent-ipv4: 93157182 dns-tcp-responses-sent-ipv6: 12930943