--- version: rssac002v3 service: i.root-servers.net start-period: '2022-04-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6058678104 dns-udp-queries-received-ipv6: 1080385278 dns-tcp-queries-received-ipv4: 618625185 dns-tcp-queries-received-ipv6: 47004108 dns-udp-responses-sent-ipv4: 5167535611 dns-udp-responses-sent-ipv6: 937186400 dns-tcp-responses-sent-ipv4: 610257235 dns-tcp-responses-sent-ipv6: 41351758