--- service: j.root-servers.net start-period: '2014-02-11T00:00:00Z' end-period: '2014-02-11T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4817640851 dns-udp-queries-received-ipv6: 277399624 dns-tcp-queries-received-ipv4: 42140003 dns-tcp-queries-received-ipv6: 6086256 dns-udp-responses-sent-ipv4: 4815333960 dns-udp-responses-sent-ipv6: 277354896 dns-tcp-responses-sent-ipv4: 40115057 dns-tcp-responses-sent-ipv6: 251