; <<>> DiG 9.4.0 <<>> @::1 +time=30 aaaa vthumb.ak.fbcdn.net ; (1 server found) ;; global options: printcmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 42135 ;; flags: qr rd ra; QUERY: 1, ANSWER: 5, AUTHORITY: 8, ADDITIONAL: 6 ;; QUESTION SECTION: ;vthumb.ak.fbcdn.net. IN AAAA ;; ANSWER SECTION: vthumb.ak.fbcdn.net. 5410 IN CNAME vthumb.facebook.com.edgesuite.net. vthumb.facebook.com.edgesuite.net. 85 IN CNAME a591.dspda2.akamai.net. a591.dspda2.akamai.net. 20 IN CNAME a591.dspda2.akamai.net.0.1.cn.akamaitech.net. a591.dspda2.akamai.net.0.1.cn.akamaitech.net. 20 IN AAAA 2001:590:1:602::3f8d:c032 a591.dspda2.akamai.net.0.1.cn.akamaitech.net. 20 IN AAAA 2001:590:1:602::3f8d:c02a ;; AUTHORITY SECTION: cn.akamaitech.net. 3987 IN NS n2cn.akamaitech.net. cn.akamaitech.net. 3987 IN NS a0cn.akamaitech.net. cn.akamaitech.net. 3987 IN NS n1cn.akamaitech.net. cn.akamaitech.net. 3987 IN NS n5cn.akamaitech.net. cn.akamaitech.net. 3987 IN NS n0cn.akamaitech.net. cn.akamaitech.net. 3987 IN NS a1cn.akamaitech.net. cn.akamaitech.net. 3987 IN NS n3cn.akamaitech.net. cn.akamaitech.net. 3987 IN NS n4cn.akamaitech.net. ;; ADDITIONAL SECTION: a1cn.akamaitech.net. 895 IN AAAA 2600:1406:1c:f000:902f:5ae1:6519:3fef a0cn.akamaitech.net. 839 IN AAAA 2600:1406:1c:f000:902c:5ae1:6519:3fef n2cn.akamaitech.net. 4053 IN A 88.221.81.194 n4cn.akamaitech.net. 1241 IN A 96.17.144.43 n1cn.akamaitech.net. 1622 IN A 63.141.195.103 n5cn.akamaitech.net. 5400 IN A 96.17.144.47 ;; Query time: 63 msec ;; SERVER: ::1#53(::1) ;; WHEN: Tue Feb 3 17:50:33 2015 ;; MSG SIZE rcvd: 497