--- service: a.root-servers.net start-period: '2014-11-16T00:00:00Z' end-period: '2014-11-16T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2357246944 dns-udp-queries-received-ipv6: 187145518 dns-tcp-queries-received-ipv4: 14636399 dns-tcp-queries-received-ipv6: 2056688 dns-udp-responses-sent-ipv4: 2356737556 dns-udp-responses-sent-ipv6: 187077949 dns-tcp-responses-sent-ipv4: 13299265 dns-tcp-responses-sent-ipv6: 1442111