--- version: rssac002v3 service: a.root-servers.net start-period: '2020-11-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6954313524 dns-udp-queries-received-ipv6: 1346943987 dns-tcp-queries-received-ipv4: 295184398 dns-tcp-queries-received-ipv6: 96429930 dns-udp-responses-sent-ipv4: 6770466889 dns-udp-responses-sent-ipv6: 1345271672 dns-tcp-responses-sent-ipv4: 280504485 dns-tcp-responses-sent-ipv6: 97104724