Domains with DNS TXT v=spf1 a mx ptr include:spf.hornetsecurity.com include:smtp.sui-inter.net include:puls.metanet.ch include:mail.db-electronic.com ~all

There are 5 domains that have DNS TXT set to v=spf1 a mx ptr include:spf.hornetsecurity.com include:smtp.sui-inter.net include:puls.metanet.ch include:mail.db-electronic.com ~all. The top 5 records ordered by domain rank are listed below.

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