--- service: h.root-servers.net metric: traffic-volume start-period: '2016-08-19T00:00:00Z' end-period: '2016-08-19T23:59:59Z' dns-udp-queries-received-ipv4: 2091273071 dns-udp-queries-received-ipv6: 357980965 dns-tcp-queries-received-ipv4: 148538 dns-tcp-queries-received-ipv6: 591636 dns-udp-responses-sent-ipv4: 2073363592 dns-udp-responses-sent-ipv6: 357948162 dns-tcp-responses-sent-ipv4: 49935 dns-tcp-responses-sent-ipv6: 561728