--- version: rssac002v3 service: i.root-servers.net start-period: '2022-02-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6524687702 dns-udp-queries-received-ipv6: 1572014091 dns-tcp-queries-received-ipv4: 631992239 dns-tcp-queries-received-ipv6: 70321641 dns-udp-responses-sent-ipv4: 5599515451 dns-udp-responses-sent-ipv6: 1460084441 dns-tcp-responses-sent-ipv4: 616353990 dns-tcp-responses-sent-ipv6: 53710703