--- service: a.root-servers.net start-period: '2014-11-17T00:00:00Z' end-period: '2014-11-17T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2668816721 dns-udp-queries-received-ipv6: 208751904 dns-tcp-queries-received-ipv4: 16555798 dns-tcp-queries-received-ipv6: 2130670 dns-udp-responses-sent-ipv4: 2668332989 dns-udp-responses-sent-ipv6: 208706122 dns-tcp-responses-sent-ipv4: 15035544 dns-tcp-responses-sent-ipv6: 1464479