--- service: j.root-servers.net start-period: '2014-09-19T00:00:00Z' end-period: '2014-09-19T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3051718112 dns-udp-queries-received-ipv6: 210327253 dns-tcp-queries-received-ipv4: 26500111 dns-tcp-queries-received-ipv6: 3147201 dns-udp-responses-sent-ipv4: 3053010216 dns-udp-responses-sent-ipv6: 210018368 dns-tcp-responses-sent-ipv4: 26919923 dns-tcp-responses-sent-ipv6: 2701776