--- service: h.root-servers.net metric: traffic-volume start-period: '2015-04-05T00:00:00Z' end-period: '2015-04-05T23:59:59Z' dns-udp-queries-received-ipv4: 779438465 dns-udp-queries-received-ipv6: 75083503 dns-tcp-queries-received-ipv4: 211626 dns-tcp-queries-received-ipv6: 60174 dns-udp-responses-sent-ipv4: 740588462 dns-udp-responses-sent-ipv6: 70379116 dns-tcp-responses-sent-ipv4: 61678 dns-tcp-responses-sent-ipv6: 45106