--- service: a.root-servers.net start-period: '2014-06-08T00:00:00Z' end-period: '2014-06-08T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 1652419736 dns-udp-queries-received-ipv6: 100601434 dns-tcp-queries-received-ipv4: 8277309 dns-tcp-queries-received-ipv6: 1431325 dns-udp-responses-sent-ipv4: 1652034150 dns-udp-responses-sent-ipv6: 100626301 dns-tcp-responses-sent-ipv4: 8312806 dns-tcp-responses-sent-ipv6: 493626