--- service: j.root-servers.net start-period: '2014-12-01T00:00:00Z' end-period: '2014-12-01T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3123259671 dns-udp-queries-received-ipv6: 203269834 dns-tcp-queries-received-ipv4: 26898854 dns-tcp-queries-received-ipv6: 5269757 dns-udp-responses-sent-ipv4: 3120970810 dns-udp-responses-sent-ipv6: 203035706 dns-tcp-responses-sent-ipv4: 27052072 dns-tcp-responses-sent-ipv6: 4674130