--- service: j.root-servers.net start-period: '2016-06-08T00:00:00Z' end-period: '2016-06-08T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6335626341 dns-udp-queries-received-ipv6: 730991294 dns-tcp-queries-received-ipv4: 204318174 dns-tcp-queries-received-ipv6: 3894132 dns-udp-responses-sent-ipv4: 6018393275 dns-udp-responses-sent-ipv6: 730123029 dns-tcp-responses-sent-ipv4: 164315312 dns-tcp-responses-sent-ipv6: 1039688