--- service: h.root-servers.net metric: traffic-volume start-period: '2016-03-28T00:00:00Z' end-period: '2016-03-28T23:59:59Z' dns-udp-queries-received-ipv4: 3004252565 dns-udp-queries-received-ipv6: 280272008 dns-tcp-queries-received-ipv4: 693540 dns-tcp-queries-received-ipv6: 379866 dns-udp-responses-sent-ipv4: 2915140885 dns-udp-responses-sent-ipv6: 280340757 dns-tcp-responses-sent-ipv4: 513921 dns-tcp-responses-sent-ipv6: 331670