--- service: h.root-servers.net metric: traffic-volume start-period: '2016-01-14T00:00:00Z' end-period: '2016-01-14T23:59:59Z' dns-udp-queries-received-ipv4: 2767783680 dns-udp-queries-received-ipv6: 253586283 dns-tcp-queries-received-ipv4: 440089 dns-tcp-queries-received-ipv6: 350348 dns-udp-responses-sent-ipv4: 2690802786 dns-udp-responses-sent-ipv6: 253302879 dns-tcp-responses-sent-ipv4: 333459 dns-tcp-responses-sent-ipv6: 319556