--- version: rssac002v3 service: i.root-servers.net start-period: '2022-02-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6640081059 dns-udp-queries-received-ipv6: 1554989906 dns-tcp-queries-received-ipv4: 661721493 dns-tcp-queries-received-ipv6: 74830968 dns-udp-responses-sent-ipv4: 5651742256 dns-udp-responses-sent-ipv6: 1445406559 dns-tcp-responses-sent-ipv4: 647107736 dns-tcp-responses-sent-ipv6: 56654108