--- service: j.root-servers.net start-period: '2015-02-10T00:00:00Z' end-period: '2015-02-10T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3058087088 dns-udp-queries-received-ipv6: 281874289 dns-tcp-queries-received-ipv4: 30768485 dns-tcp-queries-received-ipv6: 4824039 dns-udp-responses-sent-ipv4: 3057062332 dns-udp-responses-sent-ipv6: 281934223 dns-tcp-responses-sent-ipv4: 30844530 dns-tcp-responses-sent-ipv6: 4191403