Question and response
Question
dig _spf.sdu.dk. TXT
Answer
_spf.sdu.dk. 3600 TXT "v=spf1 ip4:130.225.156.128/29 ip4:93.191.152.206 ip4:93.191.152.202 ip4:93.180.81.59 ip4:193.162.253.130 ip4:130.225.163.0/24 include:spf.protection.outlook.com include:spf_c.oraclecloud.com -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0