Question and response
Question
dig spf1.patro.cz. TXT
Answer
spf1.patro.cz. 3600 TXT "v=spf1 IP4:91.187.63.250 IP4:91.187.63.244 IP4:185.111.97.10 include:spf.protection.outlook.com include:_emailing.heureka.cz include:spf.mail-komplet.cz"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0