--- version: rssac002v3 service: i.root-servers.net start-period: '2017-07-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6432752523 dns-udp-queries-received-ipv6: 638718665 dns-tcp-queries-received-ipv4: 97321771 dns-tcp-queries-received-ipv6: 10047574 dns-udp-responses-sent-ipv4: 6446272740 dns-udp-responses-sent-ipv6: 633743017 dns-tcp-responses-sent-ipv4: 99095341 dns-tcp-responses-sent-ipv6: 10252253