Domains with DNS TXT v=spf1 include:vpo.nl include:spf.denkis.nl -all
There is 1 domain that have DNS TXT set to v=spf1 include:vpo.nl include:spf.denkis.nl -all.
There is 1 domain that have DNS TXT set to v=spf1 include:vpo.nl include:spf.denkis.nl -all.