--- service: j.root-servers.net start-period: '2015-10-13T00:00:00Z' end-period: '2015-10-13T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4057886370 dns-udp-queries-received-ipv6: 10589401 dns-tcp-queries-received-ipv4: 72294448 dns-tcp-queries-received-ipv6: 7903413 dns-udp-responses-sent-ipv4: 3956494688 dns-udp-responses-sent-ipv6: 9376465 dns-tcp-responses-sent-ipv4: 67960116 dns-tcp-responses-sent-ipv6: 7951559