Domains with DNS TXT v=spf1 a:mailrelay.nubium.nl a:mail.pkbergen.nl a mx ~all

There is 1 domain that have DNS TXT set to v=spf1 a:mailrelay.nubium.nl a:mail.pkbergen.nl a mx ~all.

Top Domains with TXT set to v=spf1 a:mailrelay.nubium.nl a:mail.pkbergen.nl a mx ~all