--- service: i.root-servers.net start-period: '2014-10-31T00:00:00Z' end-period: '2014-11-01T00:00:04Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3065570127 dns-udp-queries-received-ipv6: 221215879 dns-tcp-queries-received-ipv4: 6860700 dns-tcp-queries-received-ipv6: 165491 dns-udp-responses-sent-ipv4: 3010996069 dns-udp-responses-sent-ipv6: 221195013 dns-tcp-responses-sent-ipv4: 6974928 dns-tcp-responses-sent-ipv6: 163911