--- service: j.root-servers.net start-period: '2015-02-24T00:00:00Z' end-period: '2015-02-24T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2870678361 dns-udp-queries-received-ipv6: 309548698 dns-tcp-queries-received-ipv4: 26734590 dns-tcp-queries-received-ipv6: 4586311 dns-udp-responses-sent-ipv4: 2867690330 dns-udp-responses-sent-ipv6: 309389345 dns-tcp-responses-sent-ipv4: 27133541 dns-tcp-responses-sent-ipv6: 3446589