Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:spf.mailservice.snelstart.nl ip4:185.104.29.16 include:authsmtp.com ~all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:spf.mailservice.snelstart.nl ip4:185.104.29.16 include:authsmtp.com ~all.