Free lite Claude Skill for email deliverability auditing. Checks SPF, DKIM, DMARC. Full version: apexstack.gumroad.com/l/email-deliverability-auditor
SaferSkills independently audited email-deliverability-auditor-lite (Agent Skill) and scored it 100/100 (green). The audit ran 55 deterministic rules across Security, Supply Chain, Maintenance, Transparency, and Community; it found 0 high-severity and 0 lower-severity findings. The full rule-by-rule trace and per-finding evidence are below. Free, methodology-open.
Findings & checks · 0 flagged
Every scanned point with the score it earned and what moved between them.
First recorded scan — no prior version to compare against.
The primary manifest — the file an agent reads to learn what this artifact does.
Free DNS authentication audit for your sending domain. Checks SPF, DKIM, and DMARC configuration and flags critical issues that send your emails to spam.
This is the free lite version. For the full version with content spam scanning, list hygiene assessment, warmup schedule generation, sender reputation analysis, and a scored 100-point audit report, get the paid version: [Email Deliverability Auditor ($19)](https://apexstack.gumroad.com/l/email-deliverability-auditor)
Just tell Claude:
The paid Email Deliverability Auditor ($19) adds:
[Get the full version on Gumroad](https://apexstack.gumroad.com/l/email-deliverability-auditor)
Built by Apex Stack — AI-powered tools for marketers, founders, and solopreneurs.
~30 seconds. Free. No account. Every finding cites a rule and a line of evidence.