--- service: j.root-servers.net start-period: '2014-12-06T00:00:00Z' end-period: '2014-12-06T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2912117686 dns-udp-queries-received-ipv6: 213276028 dns-tcp-queries-received-ipv4: 28212221 dns-tcp-queries-received-ipv6: 4582070 dns-udp-responses-sent-ipv4: 2903543279 dns-udp-responses-sent-ipv6: 213106668 dns-tcp-responses-sent-ipv4: 28218676 dns-tcp-responses-sent-ipv6: 4900350