--- version: rssac002v3 service: a.root-servers.net start-period: '2020-09-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8045551118 dns-udp-queries-received-ipv6: 1675786105 dns-tcp-queries-received-ipv4: 320983499 dns-tcp-queries-received-ipv6: 111563864 dns-udp-responses-sent-ipv4: 7809000074 dns-udp-responses-sent-ipv6: 1673385163 dns-tcp-responses-sent-ipv4: 305381409 dns-tcp-responses-sent-ipv6: 112007548