Services / Messaging & Email Security
SPF, DKIM and DMARC: email authentication that holds
The large mailbox providers demand authenticated mail, yet your own DMARC has been sitting at p=none for years, and nobody knows which systems send under the company domain. We bring domains to an enforceable policy in a controlled way: first the complete inventory, then tightening in stages, without losing legitimate mail.
- SPF
- DKIM
- DMARC
- p=reject
- DMARC Reports
- Spoofing Protection
- Deliverability
Why this is more than three DNS records
Publishing the records is the quick part. The real work sits in the question of who legitimately sends under the domain: the ERP, the newsletter service, the ticket system, multifunction devices, the external payroll provider. Every forgotten source means lost mail after enforcement. That is why every DMARC project of ours starts with an inventory of the actual sending sources from DMARC reports and mail logs, not with editing the DNS zone.
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In a first conversation, we'll look at where you stand, the risks and the most sensible next step.