--- service: j.root-servers.net start-period: '2014-02-03T00:00:00Z' end-period: '2014-02-03T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2661107544 dns-udp-queries-received-ipv6: 183928523 dns-tcp-queries-received-ipv4: 23722998 dns-tcp-queries-received-ipv6: 3954883 dns-udp-responses-sent-ipv4: 2652232336 dns-udp-responses-sent-ipv6: 183801770 dns-tcp-responses-sent-ipv4: 21988682 dns-tcp-responses-sent-ipv6: 169