--- version: rssac002v3 service: d.root-servers.net start-period: '2017-01-31T00:00:00Z' end-period: '2017-01-31T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3960580553 dns-udp-queries-received-ipv6: 712169124 dns-tcp-queries-received-ipv4: 69627751 dns-tcp-queries-received-ipv6: 8825836 dns-udp-responses-sent-ipv4: 3951835233 dns-udp-responses-sent-ipv6: 712042603 dns-tcp-responses-sent-ipv4: 69570340 dns-tcp-responses-sent-ipv6: 8822518