--- service: j.root-servers.net start-period: '2014-04-07T00:00:00Z' end-period: '2014-04-07T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3260446934 dns-udp-queries-received-ipv6: 225430760 dns-tcp-queries-received-ipv4: 22796148 dns-tcp-queries-received-ipv6: 2848177 dns-udp-responses-sent-ipv4: 3034540557 dns-udp-responses-sent-ipv6: 225240470 dns-tcp-responses-sent-ipv4: 21201432 dns-tcp-responses-sent-ipv6: 217