How does this skill help avoid spam filters?

It provides a comprehensive list of high-risk keywords and formatting red flags—such as excessive links or all-caps text—that trigger automated spam filters, offering safe alternatives for better placement.

Can I use this for domain reputation recovery?

Yes, it includes a specific Recovery Playbook that guides you through pausing campaigns, cleaning lists, and restarting with a fresh warm-up schedule to rebuild trust with ESPs.

What DNS records does this skill help configure?

The skill provides specific syntax and verification steps for SPF, DKIM, and DMARC records to ensure your sending servers are properly authorized.

Does it provide specific metrics for success?

It outlines healthy, warning, and critical thresholds for bounce rates, spam complaints, and inbox placement to help you monitor campaign health accurately.

Email Deliverability Guide

Name: Email Deliverability Guide
Author: MadAppGang

byMadAppGang

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214

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Marketing Automation

Optimizes email outreach success through expert deliverability auditing, reputation management, and technical DNS configuration.

The Email Deliverability skill provides a comprehensive framework for ensuring your outreach reaches the inbox rather than the spam folder. It offers actionable guidance on critical technical setups including SPF, DKIM, and DMARC, alongside structured sender reputation warm-up schedules. By utilizing this skill, users can perform content audits to avoid spam triggers, troubleshoot high bounce rates, and implement list hygiene protocols to maintain a healthy sender score across any email platform.

Key Features

01Spam filter trigger analysis for subject lines and body copy

02214 GitHub stars

03Structured 4-week sender reputation warm-up schedules

04Diagnostic frameworks for high bounce rates and spam complaints

05Technical DNS record configuration for SPF, DKIM, and DMARC

06Recovery playbooks for domain blacklisting and reputation repair

Use Cases

01Setting up and authenticating new domains for cold email outreach

02Auditing existing email templates to improve inbox placement rates

03Developing a remediation strategy for domains with low sender scores

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add madappgang/claude-code email-deliverability

For use in Claude.ai and ChatGPT

Download Skill