--- service: j.root-servers.net start-period: '2014-07-12T00:00:00Z' end-period: '2014-07-12T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4689093280 dns-udp-queries-received-ipv6: 235800534 dns-tcp-queries-received-ipv4: 64499793 dns-tcp-queries-received-ipv6: 5121197 dns-udp-responses-sent-ipv4: 4705693504 dns-udp-responses-sent-ipv6: 235639284 dns-tcp-responses-sent-ipv4: 69467475 dns-tcp-responses-sent-ipv6: 2587875