; <<>> DiG 9.4.0 <<>> @158.43.128.72 +time=30 aaaa external.ak.fbcdn.net ; (1 server found) ;; global options: printcmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 40739 ;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 0 ;; QUESTION SECTION: ;external.ak.fbcdn.net. IN AAAA ;; ANSWER SECTION: external.ak.fbcdn.net. 7190 IN CNAME external.ak.fbcdn.net.edgesuite.net. external.ak.fbcdn.net.edgesuite.net. 9 IN CNAME a1920.dsw4.akamai.net. a1920.dsw4.akamai.net. 20 IN AAAA 2001:5001:600:1::c31b:9a58 a1920.dsw4.akamai.net. 20 IN AAAA 2001:5001:600:1::c31b:9a5e ;; Query time: 167 msec ;; SERVER: 158.43.128.72#53(158.43.128.72) ;; WHEN: Fri Dec 28 01:03:16 2012 ;; MSG SIZE rcvd: 173