Domains with DNS TXT v=spf1 mx a include:spf.sendinboxmail.com include:spf2.sendinboxmail.com ~all
There are 4 domains that have DNS TXT set to v=spf1 mx a include:spf.sendinboxmail.com include:spf2.sendinboxmail.com ~all. The top 4 records ordered by domain rank are listed below.