--- service: j.root-servers.net start-period: '2015-10-14T00:00:00Z' end-period: '2015-10-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4147776179 dns-udp-queries-received-ipv6: 9954611 dns-tcp-queries-received-ipv4: 70612568 dns-tcp-queries-received-ipv6: 7370140 dns-udp-responses-sent-ipv4: 4028516274 dns-udp-responses-sent-ipv6: 8883656 dns-tcp-responses-sent-ipv4: 67652574 dns-tcp-responses-sent-ipv6: 7531335