--- service: h.root-servers.net metric: traffic-volume start-period: '2015-10-14T00:00:00Z' end-period: '2015-10-14T23:59:59Z' dns-udp-queries-received-ipv4: 2075482552 dns-udp-queries-received-ipv6: 200333198 dns-tcp-queries-received-ipv4: 232761 dns-tcp-queries-received-ipv6: 300349 dns-udp-responses-sent-ipv4: 1961136599 dns-udp-responses-sent-ipv6: 200097750 dns-tcp-responses-sent-ipv4: 123074 dns-tcp-responses-sent-ipv6: 266447