--- version: rssac002v3 service: i.root-servers.net start-period: '2022-02-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6388900121 dns-udp-queries-received-ipv6: 1690213934 dns-tcp-queries-received-ipv4: 654263001 dns-tcp-queries-received-ipv6: 74954705 dns-udp-responses-sent-ipv4: 5520962880 dns-udp-responses-sent-ipv6: 1585061675 dns-tcp-responses-sent-ipv4: 648135395 dns-tcp-responses-sent-ipv6: 60126671