--- version: rssac002v3 service: i.root-servers.net start-period: '2022-04-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6772616822 dns-udp-queries-received-ipv6: 1466535031 dns-tcp-queries-received-ipv4: 706372024 dns-tcp-queries-received-ipv6: 67331611 dns-udp-responses-sent-ipv4: 5687848894 dns-udp-responses-sent-ipv6: 1241062443 dns-tcp-responses-sent-ipv4: 673332267 dns-tcp-responses-sent-ipv6: 56398589