--- service: j.root-servers.net start-period: '2014-07-02T00:00:00Z' end-period: '2014-07-02T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4089086774 dns-udp-queries-received-ipv6: 204534089 dns-tcp-queries-received-ipv4: 60453975 dns-tcp-queries-received-ipv6: 3296564 dns-udp-responses-sent-ipv4: 4141692909 dns-udp-responses-sent-ipv6: 204417343 dns-tcp-responses-sent-ipv4: 62884270 dns-tcp-responses-sent-ipv6: 2602219