--- service: j.root-servers.net start-period: '2015-11-26T00:00:00Z' end-period: '2015-11-26T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4100515110 dns-udp-queries-received-ipv6: 549280608 dns-tcp-queries-received-ipv4: 87491417 dns-tcp-queries-received-ipv6: 1921762 dns-udp-responses-sent-ipv4: 3978007692 dns-udp-responses-sent-ipv6: 554541788 dns-tcp-responses-sent-ipv4: 84489809 dns-tcp-responses-sent-ipv6: 324235