--- version: rssac002v3 service: i.root-servers.net start-period: '2022-03-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6428948918 dns-udp-queries-received-ipv6: 1654480043 dns-tcp-queries-received-ipv4: 658233331 dns-tcp-queries-received-ipv6: 82557822 dns-udp-responses-sent-ipv4: 5606671346 dns-udp-responses-sent-ipv6: 1564861086 dns-tcp-responses-sent-ipv4: 661189115 dns-tcp-responses-sent-ipv6: 67037528