--- version: rssac002v3 service: i.root-servers.net start-period: '2017-09-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5937334589 dns-udp-queries-received-ipv6: 614917492 dns-tcp-queries-received-ipv4: 101762226 dns-tcp-queries-received-ipv6: 10895592 dns-udp-responses-sent-ipv4: 5955093978 dns-udp-responses-sent-ipv6: 612160660 dns-tcp-responses-sent-ipv4: 102350391 dns-tcp-responses-sent-ipv6: 11068210