--- version: rssac002v3 service: i.root-servers.net start-period: '2020-09-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6575522530 dns-udp-queries-received-ipv6: 1261823549 dns-tcp-queries-received-ipv4: 681247125 dns-tcp-queries-received-ipv6: 157578008 dns-udp-responses-sent-ipv4: 5202055665 dns-udp-responses-sent-ipv6: 1117039854 dns-tcp-responses-sent-ipv4: 579666390 dns-tcp-responses-sent-ipv6: 154052812