--- service: j.root-servers.net start-period: '2014-02-26T00:00:00Z' end-period: '2014-02-26T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 1565695641 dns-udp-queries-received-ipv6: 199148678 dns-tcp-queries-received-ipv4: 14091532 dns-tcp-queries-received-ipv6: 5841204 dns-udp-responses-sent-ipv4: 1560914406 dns-udp-responses-sent-ipv6: 199013257 dns-tcp-responses-sent-ipv4: 11827766 dns-tcp-responses-sent-ipv6: 179