--- service: j.root-servers.net start-period: '2016-08-20T00:00:00Z' end-period: '2016-08-20T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5827319619 dns-udp-queries-received-ipv6: 734457671 dns-tcp-queries-received-ipv4: 221896703 dns-tcp-queries-received-ipv6: 4468117 dns-udp-responses-sent-ipv4: 5665870698 dns-udp-responses-sent-ipv6: 736717638 dns-tcp-responses-sent-ipv4: 168723492 dns-tcp-responses-sent-ipv6: 2894861