--- service: h.root-servers.net metric: traffic-volume start-period: '2015-08-30T00:00:00Z' end-period: '2015-08-30T23:59:59Z' dns-udp-queries-received-ipv4: 2001657177 dns-udp-queries-received-ipv6: 155561883 dns-tcp-queries-received-ipv4: 118894 dns-tcp-queries-received-ipv6: 293864 dns-udp-responses-sent-ipv4: 1695749663 dns-udp-responses-sent-ipv6: 155379875 dns-tcp-responses-sent-ipv4: 46667 dns-tcp-responses-sent-ipv6: 268572