Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:_spf.createsend.com a:smtp2.leuven.be -all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:_spf.createsend.com a:smtp2.leuven.be -all.

Top Domains with TXT set to v=spf1 include:spf.protection.outlook.com include:_spf.createsend.com a:smtp2.leuven.be -all