--- service: j.root-servers.net start-period: '2014-06-11T00:00:00Z' end-period: '2014-06-11T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3573063229 dns-udp-queries-received-ipv6: 207653224 dns-tcp-queries-received-ipv4: 30580969 dns-tcp-queries-received-ipv6: 4759515 dns-udp-responses-sent-ipv4: 3614306128 dns-udp-responses-sent-ipv6: 207497809 dns-tcp-responses-sent-ipv4: 28802327 dns-tcp-responses-sent-ipv6: 2498780