--- version: rssac002v3 service: a.root-servers.net start-period: '2017-10-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3450451012 dns-udp-queries-received-ipv6: 412000927 dns-tcp-queries-received-ipv4: 184407976 dns-tcp-queries-received-ipv6: 11691217 dns-udp-responses-sent-ipv4: 3448910428 dns-udp-responses-sent-ipv6: 411964978 dns-tcp-responses-sent-ipv4: 184919909 dns-tcp-responses-sent-ipv6: 11831110