--- service: j.root-servers.net start-period: '2016-06-14T00:00:00Z' end-period: '2016-06-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6303379189 dns-udp-queries-received-ipv6: 679118313 dns-tcp-queries-received-ipv4: 192366522 dns-tcp-queries-received-ipv6: 3461074 dns-udp-responses-sent-ipv4: 6100100528 dns-udp-responses-sent-ipv6: 678214644 dns-tcp-responses-sent-ipv4: 158358172 dns-tcp-responses-sent-ipv6: 804823