Domains with DNS TXT v=spf1 a include:spf.cloudvoor.nl include:_spf.yourfilter.nl -all

There is 1 domain that have DNS TXT set to v=spf1 a include:spf.cloudvoor.nl include:_spf.yourfilter.nl -all.

Top Domains with TXT set to v=spf1 a include:spf.cloudvoor.nl include:_spf.yourfilter.nl -all