--- service: j.root-servers.net start-period: '2016-03-07T00:00:00Z' end-period: '2016-03-07T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5549340923 dns-udp-queries-received-ipv6: 571703147 dns-tcp-queries-received-ipv4: 161248952 dns-tcp-queries-received-ipv6: 3481860 dns-udp-responses-sent-ipv4: 5265339920 dns-udp-responses-sent-ipv6: 605529268 dns-tcp-responses-sent-ipv4: 134359398 dns-tcp-responses-sent-ipv6: 370038