--- version: rssac002v3 service: m.root-servers.net start-period: '2020-04-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3599338491 dns-udp-queries-received-ipv6: 733961296 dns-udp-responses-sent-ipv4: 3407826314 dns-udp-responses-sent-ipv6: 687958047 dns-tcp-queries-received-ipv4: 213700345 dns-tcp-queries-received-ipv6: 90109599 dns-tcp-responses-sent-ipv4: 213032508 dns-tcp-responses-sent-ipv6: 90163600