--- service: j.root-servers.net start-period: '2013-11-12T00:00:00Z' end-period: '2013-11-12T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2605082119 dns-udp-queries-received-ipv6: 155950543 dns-tcp-queries-received-ipv4: 21956174 dns-tcp-queries-received-ipv6: 3524752 dns-udp-responses-sent-ipv4: 2597431652 dns-udp-responses-sent-ipv6: 155932812 dns-tcp-responses-sent-ipv4: 20353063 dns-tcp-responses-sent-ipv6: 81599