--- version: rssac002v3 service: i.root-servers.net start-period: '2018-11-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5423780295 dns-udp-queries-received-ipv6: 1081446811 dns-tcp-queries-received-ipv4: 129756575 dns-tcp-queries-received-ipv6: 34583940 dns-udp-responses-sent-ipv4: 5373073892 dns-udp-responses-sent-ipv6: 1084759541 dns-tcp-responses-sent-ipv4: 127640463 dns-tcp-responses-sent-ipv6: 33603344