--- version: rssac002v3 service: i.root-servers.net start-period: '2017-01-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6858820106 dns-udp-queries-received-ipv6: 780015080 dns-tcp-queries-received-ipv4: 83580604 dns-tcp-queries-received-ipv6: 9223572 dns-udp-responses-sent-ipv4: 6871888915 dns-udp-responses-sent-ipv6: 780985201 dns-tcp-responses-sent-ipv4: 85723236 dns-tcp-responses-sent-ipv6: 9276427