Question and response
Question
dig mailo12.usbank.com. MX
Answer
mailo12.usbank.com. 1800 MX 10 mailo12.usbank.com.
Authority
usbank.com. 1800 NS ns2.usbank.com.
usbank.com. 1800 NS ns4.usbank.com.
Additional
mailo12.usbank.com. 1800 A 170.135.179.28
ns2.usbank.com. 1800 A 170.135.176.55
ns4.usbank.com. 1800 A 170.135.96.75
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0