--- service: j.root-servers.net start-period: '2013-10-28T00:00:00Z' end-period: '2013-10-28T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2803335643 dns-udp-queries-received-ipv6: 149778536 dns-tcp-queries-received-ipv4: 20181629 dns-tcp-queries-received-ipv6: 3683096 dns-udp-responses-sent-ipv4: 2793168619 dns-udp-responses-sent-ipv6: 149761949 dns-tcp-responses-sent-ipv4: 18747755 dns-tcp-responses-sent-ipv6: 90023