--- service: h.root-servers.net metric: traffic-volume start-period: '2016-06-05T00:00:00Z' end-period: '2016-06-05T23:59:59Z' dns-udp-queries-received-ipv4: 3245901611 dns-udp-queries-received-ipv6: 301179731 dns-tcp-queries-received-ipv4: 306940 dns-tcp-queries-received-ipv6: 473684 dns-udp-responses-sent-ipv4: 3188585882 dns-udp-responses-sent-ipv6: 301156008 dns-tcp-responses-sent-ipv4: 84593 dns-tcp-responses-sent-ipv6: 448174