--- service: i.root-servers.net start-period: '2014-10-30T00:00:00Z' end-period: '2014-10-31T00:00:03Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3210428754 dns-udp-queries-received-ipv6: 227040885 dns-tcp-queries-received-ipv4: 6871616 dns-tcp-queries-received-ipv6: 171965 dns-udp-responses-sent-ipv4: 3155000283 dns-udp-responses-sent-ipv6: 227016129 dns-tcp-responses-sent-ipv4: 6966049 dns-tcp-responses-sent-ipv6: 171269