--- version: rssac002v3 service: a.root-servers.net start-period: '2020-11-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8504974233 dns-udp-queries-received-ipv6: 1649994757 dns-tcp-queries-received-ipv4: 316818603 dns-tcp-queries-received-ipv6: 107201291 dns-udp-responses-sent-ipv4: 8272001173 dns-udp-responses-sent-ipv6: 1648100330 dns-tcp-responses-sent-ipv4: 305560251 dns-tcp-responses-sent-ipv6: 107941775