--- version: rssac002v3 service: i.root-servers.net start-period: '2018-09-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5240157225 dns-udp-queries-received-ipv6: 1037532246 dns-tcp-queries-received-ipv4: 133777188 dns-tcp-queries-received-ipv6: 24638604 dns-udp-responses-sent-ipv4: 5124199426 dns-udp-responses-sent-ipv6: 1042294860 dns-tcp-responses-sent-ipv4: 130272697 dns-tcp-responses-sent-ipv6: 24254148