--- service: h.root-servers.net metric: traffic-volume start-period: '2015-10-02T00:00:00Z' end-period: '2015-10-02T23:59:59Z' dns-udp-queries-received-ipv4: 1996808711 dns-udp-queries-received-ipv6: 180311567 dns-tcp-queries-received-ipv4: 225286 dns-tcp-queries-received-ipv6: 316069 dns-udp-responses-sent-ipv4: 1927677585 dns-udp-responses-sent-ipv6: 178866669 dns-tcp-responses-sent-ipv4: 95905 dns-tcp-responses-sent-ipv6: 283871