--- service: j.root-servers.net start-period: '2016-09-27T00:00:00Z' end-period: '2016-09-27T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6432921229 dns-udp-queries-received-ipv6: 720472178 dns-tcp-queries-received-ipv4: 141711001 dns-tcp-queries-received-ipv6: 5576266 dns-udp-responses-sent-ipv4: 6295502551 dns-udp-responses-sent-ipv6: 721906889 dns-tcp-responses-sent-ipv4: 123476521 dns-tcp-responses-sent-ipv6: 3983634