--- service: j.root-servers.net start-period: '2015-04-05T00:00:00Z' end-period: '2015-04-05T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2982353994 dns-udp-queries-received-ipv6: 290288109 dns-tcp-queries-received-ipv4: 26282345 dns-tcp-queries-received-ipv6: 6514035 dns-udp-responses-sent-ipv4: 2919304840 dns-udp-responses-sent-ipv6: 290239593 dns-tcp-responses-sent-ipv4: 25901243 dns-tcp-responses-sent-ipv6: 3893916