--- version: rssac002v3 service: i.root-servers.net start-period: '2017-12-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5896961120 dns-udp-queries-received-ipv6: 569426000 dns-tcp-queries-received-ipv4: 85468024 dns-tcp-queries-received-ipv6: 11804119 dns-udp-responses-sent-ipv4: 5924931098 dns-udp-responses-sent-ipv6: 583366999 dns-tcp-responses-sent-ipv4: 85211735 dns-tcp-responses-sent-ipv6: 11837297