Question and response
Question
dig autodiscover.t4tel.com. NS
Answer
autodiscover.t4tel.com. 5 CNAME mail.t4tel.com.
Authority
t4tel.com. 3213 SOA corp1.division57.com. hostmaster.division57.com. 2011101960 3600 3600 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0