--- service: j.root-servers.net start-period: '2015-06-05T00:00:00Z' end-period: '2015-06-05T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2998390748 dns-udp-queries-received-ipv6: 200759705 dns-tcp-queries-received-ipv4: 28185461 dns-tcp-queries-received-ipv6: 10140928 dns-udp-responses-sent-ipv4: 2932118705 dns-udp-responses-sent-ipv6: 200731465 dns-tcp-responses-sent-ipv4: 27380004 dns-tcp-responses-sent-ipv6: 8270543