--- service: j.root-servers.net start-period: '2015-03-13T00:00:00Z' end-period: '2015-03-13T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3531047321 dns-udp-queries-received-ipv6: 343169709 dns-tcp-queries-received-ipv4: 29642963 dns-tcp-queries-received-ipv6: 5479732 dns-udp-responses-sent-ipv4: 3555182337 dns-udp-responses-sent-ipv6: 342956882 dns-tcp-responses-sent-ipv4: 29495609 dns-tcp-responses-sent-ipv6: 4590954