--- service: h.root-servers.net metric: traffic-volume start-period: '2015-11-09T00:00:00Z' end-period: '2015-11-09T23:59:59Z' dns-udp-queries-received-ipv4: 2156627332 dns-udp-queries-received-ipv6: 213914136 dns-tcp-queries-received-ipv4: 309858 dns-tcp-queries-received-ipv6: 325756 dns-udp-responses-sent-ipv4: 2080472291 dns-udp-responses-sent-ipv6: 213681269 dns-tcp-responses-sent-ipv4: 211838 dns-tcp-responses-sent-ipv6: 286222