--- version: rssac002v3 service: d.root-servers.net start-period: '2019-12-22T00:00:00Z' end-period: '2019-12-22T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7946323707 dns-udp-queries-received-ipv6: 1432482668 dns-tcp-queries-received-ipv4: 688080833 dns-tcp-queries-received-ipv6: 92688289 dns-udp-responses-sent-ipv4: 7946436161 dns-udp-responses-sent-ipv6: 1432436179 dns-tcp-responses-sent-ipv4: 687759890 dns-tcp-responses-sent-ipv6: 92559597