--- version: rssac002v3 service: a.root-servers.net start-period: '2018-11-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4004016643 dns-udp-queries-received-ipv6: 784274815 dns-tcp-queries-received-ipv4: 116878887 dns-tcp-queries-received-ipv6: 29648078 dns-udp-responses-sent-ipv4: 3890817348 dns-udp-responses-sent-ipv6: 783814650 dns-tcp-responses-sent-ipv4: 114081074 dns-tcp-responses-sent-ipv6: 29804488