--- service: j.root-servers.net start-period: '2016-05-07T00:00:00Z' end-period: '2016-05-07T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5245745356 dns-udp-queries-received-ipv6: 669502715 dns-tcp-queries-received-ipv4: 149218449 dns-tcp-queries-received-ipv6: 2916973 dns-udp-responses-sent-ipv4: 5012150463 dns-udp-responses-sent-ipv6: 670250309 dns-tcp-responses-sent-ipv4: 129182391 dns-tcp-responses-sent-ipv6: 604681