--- service: j.root-servers.net start-period: '2015-08-24T00:00:00Z' end-period: '2015-08-24T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4733349800 dns-udp-queries-received-ipv6: 286321965 dns-tcp-queries-received-ipv4: 56256921 dns-tcp-queries-received-ipv6: 23269858 dns-udp-responses-sent-ipv4: 3667220518 dns-udp-responses-sent-ipv6: 287196041 dns-tcp-responses-sent-ipv4: 55028072 dns-tcp-responses-sent-ipv6: 21601214