--- service: j.root-servers.net start-period: '2014-04-08T00:00:00Z' end-period: '2014-04-08T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2619672240 dns-udp-queries-received-ipv6: 228041730 dns-tcp-queries-received-ipv4: 20123303 dns-tcp-queries-received-ipv6: 2925828 dns-udp-responses-sent-ipv4: 2603700292 dns-udp-responses-sent-ipv6: 227936639 dns-tcp-responses-sent-ipv4: 18586514 dns-tcp-responses-sent-ipv6: 211