--- service: h.root-servers.net metric: traffic-volume start-period: '2016-09-01T00:00:00Z' end-period: '2016-09-01T23:59:59Z' dns-udp-queries-received-ipv4: 2071043611 dns-udp-queries-received-ipv6: 361347947 dns-tcp-queries-received-ipv4: 148389 dns-tcp-queries-received-ipv6: 641976 dns-udp-responses-sent-ipv4: 2051253666 dns-udp-responses-sent-ipv6: 361288740 dns-tcp-responses-sent-ipv4: 58099 dns-tcp-responses-sent-ipv6: 599112