Question and response
Question
dig _spf.wiscmail.wisc.edu. TXT
Answer
_spf.wiscmail.wisc.edu. 14400 TXT "v=spf1 ip4:144.92.197.128/25 ip4:67.231.145.152 ip4:67.231.153.115 ~all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0