--- service: j.root-servers.net start-period: '2014-06-16T00:00:00Z' end-period: '2014-06-16T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4198349961 dns-udp-queries-received-ipv6: 191995332 dns-tcp-queries-received-ipv4: 34539347 dns-tcp-queries-received-ipv6: 5012201 dns-udp-responses-sent-ipv4: 4213099580 dns-udp-responses-sent-ipv6: 191906819 dns-tcp-responses-sent-ipv4: 35963792 dns-tcp-responses-sent-ipv6: 2782521