Question and response
Question
dig x07.i.ismtp.integra.net. A
Answer
x07.i.ismtp.integra.net. 300 A 207.173.192.163
Authority
integra.net. 3600 NS nsy.integraonline.com.
integra.net. 3600 NS nsx.integraonline.com.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0