Question and response
Question
dig mx.wwwmycheckfree.com. PTR
Answer
The response has no answer records.
Authority
wwwmycheckfree.com. 3600 SOA dns.wwwmycheckfree.com. hostmaster.wwwmycheckfree.com. 1425494130 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0