--- service: j.root-servers.net start-period: '2016-01-10T00:00:00Z' end-period: '2016-01-10T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4247653806 dns-udp-queries-received-ipv6: 558901669 dns-tcp-queries-received-ipv4: 95493870 dns-tcp-queries-received-ipv6: 1922973 dns-udp-responses-sent-ipv4: 3934302927 dns-udp-responses-sent-ipv6: 561563627 dns-tcp-responses-sent-ipv4: 83447100 dns-tcp-responses-sent-ipv6: 295705