--- version: rssac002v3 service: a.root-servers.net start-period: '2017-10-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3791017939 dns-udp-queries-received-ipv6: 434091840 dns-tcp-queries-received-ipv4: 213336659 dns-tcp-queries-received-ipv6: 12191927 dns-udp-responses-sent-ipv4: 3788480307 dns-udp-responses-sent-ipv6: 434051985 dns-tcp-responses-sent-ipv4: 214005834 dns-tcp-responses-sent-ipv6: 12305734