--- service: a.root-servers.net start-period: '2014-02-26T00:00:00Z' end-period: '2014-02-26T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2196164269 dns-udp-queries-received-ipv6: 85215704 dns-tcp-queries-received-ipv4: 11096715 dns-tcp-queries-received-ipv6: 1205368 dns-udp-responses-sent-ipv4: 2168180705 dns-udp-responses-sent-ipv6: 85198229 dns-tcp-responses-sent-ipv4: 11150117 dns-tcp-responses-sent-ipv6: 113