--- version: rssac002v3 service: i.root-servers.net start-period: '2022-05-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6213720478 dns-udp-queries-received-ipv6: 2255712033 dns-tcp-queries-received-ipv4: 490608788 dns-tcp-queries-received-ipv6: 60663384 dns-udp-responses-sent-ipv4: 5325598086 dns-udp-responses-sent-ipv6: 2000997651 dns-tcp-responses-sent-ipv4: 496186135 dns-tcp-responses-sent-ipv6: 47648421