Domains with DNS TXT v=spf1 mx include:_spf4.xcampaign.de include:_spf6.xcampaign.de -all

There are 87 domains that have DNS TXT set to v=spf1 mx include:_spf4.xcampaign.de include:_spf6.xcampaign.de -all. The top 50 records ordered by domain rank are listed below.