dmarcian

dmarcian focuses on DMARC visibility, source identification, policy progression, and partner programs. The product is mature and purpose-built, with clear published limits by domain count, message volume, data history, and user count.

A SaaS product sends on behalf of its customers, so the deciding factors are tenant isolation, whether suppressions can be scoped rather than global, and whether support can answer why one specific account did not receive one specific email. Lifecycle automation and transactional sending usually need to coexist.

Against trial expiry notices, dunning, onboarding sequences, and per-tenant transactional mail, dmarcian covers multi-tenant support and event stream, and does not cover the suppressions API, scheduling, and webhook coverage. Whether that gap matters depends on how central those are to the build.

• Multi-tenant: Yes
• Event stream: Yes
• Suppressions API: No
• Operating since: Not published
• Scheduling: No
• Best published rate per 1,000: Tiers not published in comparable form
• Deliverability: Not a sender. Helps domain owners identify aligned and unaligned sources, monitor DMARC-capable volume, and move policy safely toward quarantine or reject.
• Webhooks: No
• Starts at: $24/mo for Basic, or $19.99/mo billed yearly

Not a sender. Helps domain owners identify aligned and unaligned sources, monitor DMARC-capable volume, and move policy safely toward quarantine or reject.

Organizations that want a focused DMARC platform with a clear path from monitoring to enforcement.

Small businesses looking for a generous free commercial DMARC monitor.