--- version: rssac002v3 service: d.root-servers.net start-period: '2018-07-16T00:00:00Z' end-period: '2018-07-16T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4646024833 dns-udp-queries-received-ipv6: 648454051 dns-tcp-queries-received-ipv4: 183794375 dns-tcp-queries-received-ipv6: 18336616 dns-udp-responses-sent-ipv4: 4646685607 dns-udp-responses-sent-ipv6: 648216415 dns-tcp-responses-sent-ipv4: 183762283 dns-tcp-responses-sent-ipv6: 18331326