--- service: j.root-servers.net start-period: '2016-02-14T00:00:00Z' end-period: '2016-02-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5200640392 dns-udp-queries-received-ipv6: 552334251 dns-tcp-queries-received-ipv4: 104914184 dns-tcp-queries-received-ipv6: 1586031 dns-udp-responses-sent-ipv4: 4693011333 dns-udp-responses-sent-ipv6: 550663997 dns-tcp-responses-sent-ipv4: 90846985 dns-tcp-responses-sent-ipv6: 313048