--- service: j.root-servers.net start-period: '2016-12-14T00:00:00Z' end-period: '2016-12-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6595364720 dns-udp-queries-received-ipv6: 624177918 dns-tcp-queries-received-ipv4: 244032754 dns-tcp-queries-received-ipv6: 12825605 dns-udp-responses-sent-ipv4: 6445408261 dns-udp-responses-sent-ipv6: 626508229 dns-tcp-responses-sent-ipv4: 208392937 dns-tcp-responses-sent-ipv6: 12986111