--- service: d.root-servers.net start-period: '2015-11-14T00:00:00Z' end-period: '2015-11-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3417719025 dns-udp-queries-received-ipv6: 446199438 dns-tcp-queries-received-ipv4: 17454679 dns-tcp-queries-received-ipv6: 498775 dns-udp-responses-sent-ipv4: 3406438787 dns-udp-responses-sent-ipv6: 445932202 dns-tcp-responses-sent-ipv4: 17407361 dns-tcp-responses-sent-ipv6: 498532