--- version: rssac002v3 service: i.root-servers.net start-period: '2022-03-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6781358552 dns-udp-queries-received-ipv6: 1662776105 dns-tcp-queries-received-ipv4: 659505136 dns-tcp-queries-received-ipv6: 78921017 dns-udp-responses-sent-ipv4: 6023782381 dns-udp-responses-sent-ipv6: 1547297648 dns-tcp-responses-sent-ipv4: 662338697 dns-tcp-responses-sent-ipv6: 60554928