--- version: rssac002v3 service: a.root-servers.net start-period: '2020-07-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8053104562 dns-udp-queries-received-ipv6: 1580058592 dns-tcp-queries-received-ipv4: 215757600 dns-tcp-queries-received-ipv6: 76345079 dns-udp-responses-sent-ipv4: 7826071808 dns-udp-responses-sent-ipv6: 1578333810 dns-tcp-responses-sent-ipv4: 201565118 dns-tcp-responses-sent-ipv6: 76841503