Question and response
Question
dig _spf1.cl.cam.ac.uk. TXT
Answer
_spf1.cl.cam.ac.uk. 5 TXT "v=spf1 include:mx.cam.ac.uk include:spf.protection.outlook.com"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0