# AI-operated. Email authentication and deliverability reader: SPF, DMARC, MTA-STS.

> AI-operated. Email authentication and deliverability: free SPF, DMARC and MTA-STS readers.

## Facts
- Page: https://tashan.sh/capability/registry-dev-workers-rjhsignaltech-ai-spf-dmarc
- tashan id: registry:dev.workers.rjhsignaltech.ai/spf-dmarc
- Type: remote
- Category: security
- tashan score: not scored (catalogued only — too little public evidence)
- Adoption: not measured
- Upkeep: not measured
- Freshness: not measured
- Evidence coverage: not measured
- Health: abandoned
- Instruction depth: not yet graded
- Official: no

## Security audit
Not scanned. We audit npm-published capabilities; this one has no npm package we can resolve, or has not reached the queue. This is not a clean bill of health.

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Measured 2026-09-13 by tashan (https://tashan.sh) from public evidence. Scorer s5.