Domains with DNS TXT v=spf1 a mx include:_spf.arubabusiness.it include:_spf.xtsystem.it include:spf.byway.it -all

There are 4 domains that have DNS TXT set to v=spf1 a mx include:_spf.arubabusiness.it include:_spf.xtsystem.it include:spf.byway.it -all. The top 4 records ordered by domain rank are listed below.

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