--- service: j.root-servers.net start-period: '2016-03-16T00:00:00Z' end-period: '2016-03-16T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4669651472 dns-udp-queries-received-ipv6: 625558480 dns-tcp-queries-received-ipv4: 128814482 dns-tcp-queries-received-ipv6: 3399017 dns-udp-responses-sent-ipv4: 4587984850 dns-udp-responses-sent-ipv6: 676792744 dns-tcp-responses-sent-ipv4: 116443819 dns-tcp-responses-sent-ipv6: 272898