--- service: i.root-servers.net start-period: '2014-05-26T00:00:00Z' end-period: '2014-05-27T00:00:10Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2717927954 dns-udp-queries-received-ipv6: 250002654 dns-tcp-queries-received-ipv4: 6475339 dns-tcp-queries-received-ipv6: 236217 dns-udp-responses-sent-ipv4: 2660888790 dns-udp-responses-sent-ipv6: 249584525 dns-tcp-responses-sent-ipv4: 6682248 dns-tcp-responses-sent-ipv6: 238908