--- service: j.root-servers.net start-period: '2015-03-10T00:00:00Z' end-period: '2015-03-10T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3357143792 dns-udp-queries-received-ipv6: 333123995 dns-tcp-queries-received-ipv4: 27079531 dns-tcp-queries-received-ipv6: 4848050 dns-udp-responses-sent-ipv4: 3381611400 dns-udp-responses-sent-ipv6: 333076579 dns-tcp-responses-sent-ipv4: 27044881 dns-tcp-responses-sent-ipv6: 4019355