Domains with DNS TXT v=spf1 include:spf.skylarnet.nl include:spf.protection.outlook.com include:eu.mailgun.org include:26631745.spf05.hubspotemail.net -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.skylarnet.nl include:spf.protection.outlook.com include:eu.mailgun.org include:26631745.spf05.hubspotemail.net -all.