--- service: h.root-servers.net metric: traffic-volume start-period: '2015-11-25T00:00:00Z' end-period: '2015-11-25T23:59:59Z' dns-udp-queries-received-ipv4: 2318086404 dns-udp-queries-received-ipv6: 218585464 dns-tcp-queries-received-ipv4: 367359 dns-tcp-queries-received-ipv6: 313664 dns-udp-responses-sent-ipv4: 2141414798 dns-udp-responses-sent-ipv6: 218295687 dns-tcp-responses-sent-ipv4: 225575 dns-tcp-responses-sent-ipv6: 280387