--- service: j.root-servers.net start-period: '2014-09-28T00:00:00Z' end-period: '2014-09-28T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2553051171 dns-udp-queries-received-ipv6: 197293989 dns-tcp-queries-received-ipv4: 23648861 dns-tcp-queries-received-ipv6: 3091181 dns-udp-responses-sent-ipv4: 2539956769 dns-udp-responses-sent-ipv6: 196964004 dns-tcp-responses-sent-ipv4: 23872889 dns-tcp-responses-sent-ipv6: 2652236