--- service: j.root-servers.net start-period: '2015-08-06T00:00:00Z' end-period: '2015-08-06T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4798783301 dns-udp-queries-received-ipv6: 320949079 dns-tcp-queries-received-ipv4: 40721830 dns-tcp-queries-received-ipv6: 23559543 dns-udp-responses-sent-ipv4: 3692905014 dns-udp-responses-sent-ipv6: 320421829 dns-tcp-responses-sent-ipv4: 39458285 dns-tcp-responses-sent-ipv6: 19245728