--- version: rssac002v3 service: m.root-servers.net start-period: '2020-03-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3604395138 dns-udp-queries-received-ipv6: 769873031 dns-udp-responses-sent-ipv4: 3366506454 dns-udp-responses-sent-ipv6: 613351157 dns-tcp-queries-received-ipv4: 201327461 dns-tcp-queries-received-ipv6: 76274435 dns-tcp-responses-sent-ipv4: 200939960 dns-tcp-responses-sent-ipv6: 76314805