--- version: rssac002v3 service: a.root-servers.net start-period: '2017-10-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3502704205 dns-udp-queries-received-ipv6: 406830265 dns-tcp-queries-received-ipv4: 171096700 dns-tcp-queries-received-ipv6: 10442571 dns-udp-responses-sent-ipv4: 3500646696 dns-udp-responses-sent-ipv6: 406809871 dns-tcp-responses-sent-ipv4: 171312499 dns-tcp-responses-sent-ipv6: 10576304