--- version: rssac002v3 service: i.root-servers.net start-period: '2022-02-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7094933152 dns-udp-queries-received-ipv6: 1695653286 dns-tcp-queries-received-ipv4: 703746402 dns-tcp-queries-received-ipv6: 75646398 dns-udp-responses-sent-ipv4: 6105291422 dns-udp-responses-sent-ipv6: 1564030037 dns-tcp-responses-sent-ipv4: 699570072 dns-tcp-responses-sent-ipv6: 58842950