--- version: rssac002v3 service: a.root-servers.net start-period: '2020-07-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8128532883 dns-udp-queries-received-ipv6: 1589326965 dns-tcp-queries-received-ipv4: 227073994 dns-tcp-queries-received-ipv6: 77498288 dns-udp-responses-sent-ipv4: 7894694923 dns-udp-responses-sent-ipv6: 1587254095 dns-tcp-responses-sent-ipv4: 210469552 dns-tcp-responses-sent-ipv6: 77879752