--- version: rssac002v3 service: d.root-servers.net start-period: '2019-01-26T00:00:00Z' end-period: '2019-01-26T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6152544724 dns-udp-queries-received-ipv6: 1501942914 dns-tcp-queries-received-ipv4: 241439288 dns-tcp-queries-received-ipv6: 51275235 dns-udp-responses-sent-ipv4: 6152524697 dns-udp-responses-sent-ipv6: 1501856871 dns-tcp-responses-sent-ipv4: 240986502 dns-tcp-responses-sent-ipv6: 51134684