--- service: j.root-servers.net start-period: '2014-06-22T00:00:00Z' end-period: '2014-06-22T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4217519189 dns-udp-queries-received-ipv6: 192255356 dns-tcp-queries-received-ipv4: 34567877 dns-tcp-queries-received-ipv6: 2979984 dns-udp-responses-sent-ipv4: 4232551410 dns-udp-responses-sent-ipv6: 192204000 dns-tcp-responses-sent-ipv4: 34865410 dns-tcp-responses-sent-ipv6: 2771050