--- version: rssac002v3 service: i.root-servers.net start-period: '2022-03-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6847533540 dns-udp-queries-received-ipv6: 1784820091 dns-tcp-queries-received-ipv4: 717984533 dns-tcp-queries-received-ipv6: 86034078 dns-udp-responses-sent-ipv4: 5991944277 dns-udp-responses-sent-ipv6: 1684827507 dns-tcp-responses-sent-ipv4: 723193691 dns-tcp-responses-sent-ipv6: 69547844