--- service: j.root-servers.net start-period: '2016-03-01T00:00:00Z' end-period: '2016-03-01T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5593714114 dns-udp-queries-received-ipv6: 465548718 dns-tcp-queries-received-ipv4: 151160543 dns-tcp-queries-received-ipv6: 3680914 dns-udp-responses-sent-ipv4: 5136600981 dns-udp-responses-sent-ipv6: 468837818 dns-tcp-responses-sent-ipv4: 127053150 dns-tcp-responses-sent-ipv6: 313409