--- service: j.root-servers.net start-period: '2017-03-01T00:00:00Z' end-period: '2017-03-01T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6692404257 dns-udp-queries-received-ipv6: 726811147 dns-tcp-queries-received-ipv4: 183936258 dns-tcp-queries-received-ipv6: 12970903 dns-udp-responses-sent-ipv4: 6540568644 dns-udp-responses-sent-ipv6: 715475688 dns-tcp-responses-sent-ipv4: 157656962 dns-tcp-responses-sent-ipv6: 13116188