Question and response
Question
dig 73.69.6.51.dyn.plus.net. A
Answer
73.69.6.51.dyn.plus.net. 43200 A 51.6.69.73
Authority
6.51.dyn.plus.net. 43200 NS ns2.force9.net.
6.51.dyn.plus.net. 43200 NS ns1.force9.net.
Additional
ns1.force9.net. 86400 A 195.166.128.16
ns2.force9.net. 86400 A 195.166.128.17
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0