--- version: rssac002v3 service: a.root-servers.net start-period: '2020-07-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8369728606 dns-udp-queries-received-ipv6: 1755651318 dns-tcp-queries-received-ipv4: 274341791 dns-tcp-queries-received-ipv6: 80917748 dns-udp-responses-sent-ipv4: 8131303761 dns-udp-responses-sent-ipv6: 1753422641 dns-tcp-responses-sent-ipv4: 253179648 dns-tcp-responses-sent-ipv6: 81397698