--- service: j.root-servers.net start-period: '2015-08-22T00:00:00Z' end-period: '2015-08-22T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4391385232 dns-udp-queries-received-ipv6: 272130410 dns-tcp-queries-received-ipv4: 53643116 dns-tcp-queries-received-ipv6: 24889058 dns-udp-responses-sent-ipv4: 3323735699 dns-udp-responses-sent-ipv6: 272927096 dns-tcp-responses-sent-ipv4: 52643137 dns-tcp-responses-sent-ipv6: 23273190