Domains with DNS TXT v=spf1 +a +mx +ip4:185.12.116.144 +include:spf.mailbox.pt ~all

There are 329 domains that have DNS TXT set to v=spf1 +a +mx +ip4:185.12.116.144 +include:spf.mailbox.pt ~all. The top 50 records ordered by domain rank are listed below.