--- service: j.root-servers.net start-period: '2014-07-06T00:00:00Z' end-period: '2014-07-06T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3738251301 dns-udp-queries-received-ipv6: 221675196 dns-tcp-queries-received-ipv4: 58759645 dns-tcp-queries-received-ipv6: 3525746 dns-udp-responses-sent-ipv4: 3742572694 dns-udp-responses-sent-ipv6: 221626941 dns-tcp-responses-sent-ipv4: 59590973 dns-tcp-responses-sent-ipv6: 2820431