pillsbury.com has no MX records.
Question and response
Question
dig pillsbury.com. MX
Answer
The response has no answer records.
Authority
pillsbury.com. 300 SOA mgoextdns1.genmills.com. dom\.admin.genmills.com. 531 10800 3600 2419200 900
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0