--- service: j.root-servers.net start-period: '2016-12-04T00:00:00Z' end-period: '2016-12-04T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5786473937 dns-udp-queries-received-ipv6: 502959950 dns-tcp-queries-received-ipv4: 180036831 dns-tcp-queries-received-ipv6: 6609340 dns-udp-responses-sent-ipv4: 5705464589 dns-udp-responses-sent-ipv6: 505445323 dns-tcp-responses-sent-ipv4: 163041219 dns-tcp-responses-sent-ipv6: 6692079