--- service: h.root-servers.net metric: traffic-volume start-period: '2016-04-29T00:00:00Z' end-period: '2016-04-29T23:59:59Z' dns-udp-queries-received-ipv4: 2920289277 dns-udp-queries-received-ipv6: 294244052 dns-tcp-queries-received-ipv4: 943699 dns-tcp-queries-received-ipv6: 567818 dns-udp-responses-sent-ipv4: 2827867378 dns-udp-responses-sent-ipv6: 294530519 dns-tcp-responses-sent-ipv4: 705801 dns-tcp-responses-sent-ipv6: 504302