--- service: j.root-servers.net start-period: '2014-07-23T00:00:00Z' end-period: '2014-07-23T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4365702841 dns-udp-queries-received-ipv6: 316235748 dns-tcp-queries-received-ipv4: 57091416 dns-tcp-queries-received-ipv6: 6186413 dns-udp-responses-sent-ipv4: 4368473693 dns-udp-responses-sent-ipv6: 315574819 dns-tcp-responses-sent-ipv4: 58228261 dns-tcp-responses-sent-ipv6: 2849147