--- version: rssac002v3 service: a.root-servers.net start-period: '2019-08-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6647535116 dns-udp-queries-received-ipv6: 1116091486 dns-tcp-queries-received-ipv4: 204107056 dns-tcp-queries-received-ipv6: 30876142 dns-udp-responses-sent-ipv4: 6456822619 dns-udp-responses-sent-ipv6: 1115553876 dns-tcp-responses-sent-ipv4: 200285174 dns-tcp-responses-sent-ipv6: 31445076