--- service: j.root-servers.net start-period: '2014-12-27T00:00:00Z' end-period: '2014-12-27T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3118127690 dns-udp-queries-received-ipv6: 219691578 dns-tcp-queries-received-ipv4: 28626559 dns-tcp-queries-received-ipv6: 5460359 dns-udp-responses-sent-ipv4: 3117592193 dns-udp-responses-sent-ipv6: 219660481 dns-tcp-responses-sent-ipv4: 28574640 dns-tcp-responses-sent-ipv6: 4815447