--- version: rssac002v3 service: a.root-servers.net start-period: '2019-10-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6634086734 dns-udp-queries-received-ipv6: 1433800277 dns-tcp-queries-received-ipv4: 211250127 dns-tcp-queries-received-ipv6: 83566950 dns-udp-responses-sent-ipv4: 6463732763 dns-udp-responses-sent-ipv6: 1432905675 dns-tcp-responses-sent-ipv4: 207614606 dns-tcp-responses-sent-ipv6: 83795341