--- version: rssac002v3 service: d.root-servers.net start-period: '2018-01-19T00:00:00Z' end-period: '2018-01-19T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3614773850 dns-udp-queries-received-ipv6: 549793472 dns-tcp-queries-received-ipv4: 78808438 dns-tcp-queries-received-ipv6: 13025921 dns-udp-responses-sent-ipv4: 3612718767 dns-udp-responses-sent-ipv6: 549607104 dns-tcp-responses-sent-ipv4: 78757045 dns-tcp-responses-sent-ipv6: 13024169