--- version: rssac002v3 service: a.root-servers.net start-period: '2020-10-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8701515077 dns-udp-queries-received-ipv6: 1585455872 dns-tcp-queries-received-ipv4: 324978557 dns-tcp-queries-received-ipv6: 119214158 dns-udp-responses-sent-ipv4: 8451104372 dns-udp-responses-sent-ipv6: 1583468536 dns-tcp-responses-sent-ipv4: 312091582 dns-tcp-responses-sent-ipv6: 119914104