--- service: a.root-servers.net start-period: '2014-08-13T00:00:00Z' end-period: '2014-08-13T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 1661282039 dns-udp-queries-received-ipv6: 91210417 dns-tcp-queries-received-ipv4: 18548948 dns-tcp-queries-received-ipv6: 811103 dns-udp-responses-sent-ipv4: 1661128528 dns-udp-responses-sent-ipv6: 91215999 dns-tcp-responses-sent-ipv4: 18691259 dns-tcp-responses-sent-ipv6: 293094