--- version: rssac002v3 service: a.root-servers.net start-period: '2017-10-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3953755926 dns-udp-queries-received-ipv6: 426791042 dns-tcp-queries-received-ipv4: 176212481 dns-tcp-queries-received-ipv6: 11048011 dns-udp-responses-sent-ipv4: 3952815397 dns-udp-responses-sent-ipv6: 426751945 dns-tcp-responses-sent-ipv4: 176420517 dns-tcp-responses-sent-ipv6: 11103316