--- service: j.root-servers.net start-period: '2014-03-16T00:00:00Z' end-period: '2014-03-16T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2564481282 dns-udp-queries-received-ipv6: 199812144 dns-tcp-queries-received-ipv4: 22350868 dns-tcp-queries-received-ipv6: 3976153 dns-udp-responses-sent-ipv4: 2558117613 dns-udp-responses-sent-ipv6: 199711995 dns-tcp-responses-sent-ipv4: 23628710 dns-tcp-responses-sent-ipv6: 184