--- service: a.root-servers.net start-period: '2014-08-23T00:00:00Z' end-period: '2014-08-23T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 1704545703 dns-udp-queries-received-ipv6: 134001927 dns-tcp-queries-received-ipv4: 12641542 dns-tcp-queries-received-ipv6: 1857953 dns-udp-responses-sent-ipv4: 1704585347 dns-udp-responses-sent-ipv6: 133988135 dns-tcp-responses-sent-ipv4: 12042798 dns-tcp-responses-sent-ipv6: 955756