--- service: a.root-servers.net start-period: '2014-11-14T00:00:00Z' end-period: '2014-11-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2719451389 dns-udp-queries-received-ipv6: 206760602 dns-tcp-queries-received-ipv4: 18104111 dns-tcp-queries-received-ipv6: 2034170 dns-udp-responses-sent-ipv4: 2717934687 dns-udp-responses-sent-ipv6: 206714696 dns-tcp-responses-sent-ipv4: 16448426 dns-tcp-responses-sent-ipv6: 1406948