--- service: j.root-servers.net start-period: '2015-10-29T00:00:00Z' end-period: '2015-10-29T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4013870067 dns-udp-queries-received-ipv6: 1327234 dns-tcp-queries-received-ipv4: 74285355 dns-tcp-queries-received-ipv6: 2965 dns-udp-responses-sent-ipv4: 3948378951 dns-udp-responses-sent-ipv6: 1337700 dns-tcp-responses-sent-ipv4: 71689192 dns-tcp-responses-sent-ipv6: 3166