--- version: rssac002v3 service: a.root-servers.net start-period: '2017-10-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3419255305 dns-udp-queries-received-ipv6: 415628320 dns-tcp-queries-received-ipv4: 155155737 dns-tcp-queries-received-ipv6: 11871730 dns-udp-responses-sent-ipv4: 3415668209 dns-udp-responses-sent-ipv6: 415621176 dns-tcp-responses-sent-ipv4: 155513410 dns-tcp-responses-sent-ipv6: 12005764