--- version: rssac002v3 service: i.root-servers.net start-period: '2022-03-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6417349729 dns-udp-queries-received-ipv6: 1673496093 dns-tcp-queries-received-ipv4: 659770752 dns-tcp-queries-received-ipv6: 82590648 dns-udp-responses-sent-ipv4: 5593020943 dns-udp-responses-sent-ipv6: 1588805663 dns-tcp-responses-sent-ipv4: 662972157 dns-tcp-responses-sent-ipv6: 67294722