--- service: j.root-servers.net start-period: '2015-03-14T00:00:00Z' end-period: '2015-03-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3096543047 dns-udp-queries-received-ipv6: 314359263 dns-tcp-queries-received-ipv4: 26401497 dns-tcp-queries-received-ipv6: 5270621 dns-udp-responses-sent-ipv4: 3121487798 dns-udp-responses-sent-ipv6: 314159017 dns-tcp-responses-sent-ipv4: 26356431 dns-tcp-responses-sent-ipv6: 5152247