FreeSkills
SaaS metrics calculator
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- Claude Code
- Codex
- Cursor
- and 3 more
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Use this resource to check the deliverability of your sending domain before a cold campaign
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Free
In a terminal, from the folder you want:
npx --yes palatekit@latest install cold-email-domain-health-checkWith no option, the skill goes to ~/.agents/skills/; add --agent claude-code (or codex, cursor…) to target an agent.
First time: connect the CLI with
npx --yes palatekit@latest loginThe agent runs DNS and public reputation lookups, checks mailbox warm-up and content, then computes a score out of 100. You get the fix order, with blocking issues to resolve before sending.
Updated November 2, 2026
You say
“Check the deliverability of the outreach.example.com domain before my Monday campaign.”

Skill published by aiskillstore under the MIT license, delivered in its original version.
Listed unmodified
« cold-email-deliverability » (aiskillstore, MIT) livré dans sa version d'origine : fiche en français et en anglais par PalateKit.
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