Domains with DNS TXT v=spf1 a:outbound.centerasecurity.dk include:spf-esec.heimdalsecurity.com -all

There is 1 domain that have DNS TXT set to v=spf1 a:outbound.centerasecurity.dk include:spf-esec.heimdalsecurity.com -all.

Top Domains with TXT set to v=spf1 a:outbound.centerasecurity.dk include:spf-esec.heimdalsecurity.com -all