--- service: j.root-servers.net start-period: '2016-05-06T00:00:00Z' end-period: '2016-05-06T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5789995361 dns-udp-queries-received-ipv6: 647300694 dns-tcp-queries-received-ipv4: 163566016 dns-tcp-queries-received-ipv6: 3677233 dns-udp-responses-sent-ipv4: 5493571929 dns-udp-responses-sent-ipv6: 647842024 dns-tcp-responses-sent-ipv4: 138573938 dns-tcp-responses-sent-ipv6: 1008600