Email Hosting Providers

A technical specification created by a group of organizations that want to help reduce the potential for email-based abuse

The domain has a DMARC policy of 'None'. A policy of 'none' means this DMARC record will not affect the delivery of email, but it will provide reports on where your outbound email appears to be coming from.

The domain has a DMARC policy of 'Reject'. This policy tells the mail server to reject emails that fail DMARC checks, preventing them from being delivered at all.

SPF

SPF

The Sender Policy Framework is an open standard specifying a technical method to prevent sender address forgery.

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Last technology detected on Tuesday, September 9, 2025. We know of 6 live technologies on sutterdavis.org and historical technologies back 25 years. Link to this Page

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