--- service: j.root-servers.net start-period: '2016-09-29T00:00:00Z' end-period: '2016-09-29T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8112994820 dns-udp-queries-received-ipv6: 805858356 dns-tcp-queries-received-ipv4: 179697811 dns-tcp-queries-received-ipv6: 7073591 dns-udp-responses-sent-ipv4: 7935649716 dns-udp-responses-sent-ipv6: 807340070 dns-tcp-responses-sent-ipv4: 152447146 dns-tcp-responses-sent-ipv6: 5427505