--- service: i.root-servers.net start-period: '2014-11-10T00:00:00Z' end-period: '2014-11-11T00:00:30Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3350149959 dns-udp-queries-received-ipv6: 230002743 dns-tcp-queries-received-ipv4: 7269622 dns-tcp-queries-received-ipv6: 177583 dns-udp-responses-sent-ipv4: 3292137866 dns-udp-responses-sent-ipv6: 229918028 dns-tcp-responses-sent-ipv4: 7442298 dns-tcp-responses-sent-ipv6: 176524