--- service: h.root-servers.net metric: traffic-volume start-period: '2015-10-27T00:00:00Z' end-period: '2015-10-27T23:59:59Z' dns-udp-queries-received-ipv4: 2117850691 dns-udp-queries-received-ipv6: 214141668 dns-tcp-queries-received-ipv4: 370737 dns-tcp-queries-received-ipv6: 318306 dns-udp-responses-sent-ipv4: 2055030377 dns-udp-responses-sent-ipv6: 213917847 dns-tcp-responses-sent-ipv4: 228382 dns-tcp-responses-sent-ipv6: 278450