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Email Domain Health Checker

Email Deliverability Check Plugin for WordPress

by Itechtics Team · github.com/nanosani/ed · website

★ 0stars

Install

Download source zip No release zip yet

This is the repository archive. It installs, but the folder name will carry the branch suffix and updates will not flow.

Install straight from GitHub with WP-CLI:

wp plugin install https://github.com/nanosani/ed/archive/refs/heads/main.zip
No built-in updater. New versions won't appear under Dashboard → Updates. Install new releases yourself, or let Git Updater track the repository.
Readme github.com/nanosani/ed ↗

Email Deliverability Check Plugin for WordPress

📧 Email Domain Health Checker – WordPress Plugin

Email Domain Health Checker is a robust WordPress plugin that helps you verify and validate your domain’s email configurations. It performs real-time checks on MX, SPF, DKIM, DMARC, MTA-STS, BIMI records, and blacklist status to ensure proper email deliverability and domain security.

✅ Why Use Email Domain Health Checker?

  • 🔒 Prevent Email Spoofing
  • 📬 Improve Email Deliverability
  • 🛡 Protect Sender Reputation
  • 🧠 Understand and Fix DNS Misconfigurations
  • 🌍 Monitor Domain Health Across Nameservers

🚀 Features

🔍 Core Validation

  • MX Records – Validate mail server configuration and priority
  • SPF Records – Check authorized sending servers
  • DKIM Records – Validate digital signature setup
  • DMARC Records – Analyze policy, reporting, and alignment
  • MTA-STS – Enforce email encryption policies
  • BIMI – Confirm branding support and logo setup
  • Email Blacklist Check – Detect domain blacklisting
  • IP Blacklist Check – Detect blacklisted sending IPs

📊 Advanced Tools

  • Real-time DNS lookups
  • Color-coded visual status indicators (green/yellow/red)
  • Best practice suggestions and configuration tips
  • Support for DKIM selectors
  • Result consistency check across multiple nameservers
  • Expandable sections for each DNS category

🧩 Installation

  1. Download the email-domain-health-checker.zip file.
  2. Go to Plugins > Add New in your WordPress Admin.
  3. Upload the ZIP and click Install Now.
  4. Activate the plugin via the Plugins menu.
  5. Use shortcode [edhsc] to embed the checker anywhere.

📋 Shortcode Options

Use [edhsc] with the following parameters:

Attribute Description
default_domain Pre-fills the domain field
show_sections Comma-separated list (e.g. mx,spf,dkim)
theme light, dark, or auto
result_display accordion, tabs, or full
button_text Custom scan button label
placeholder_text Custom placeholder for domain input
hide_input true to hide domain input field

📘 How to Use

  1. Add [edhsc] shortcode to any page/post.
  2. Enter a domain (e.g. yourdomain.com).
  3. Optionally, enter a DKIM selector (e.g. default, google).
  4. Click Scan to analyze DNS and email records.
  5. Expand result sections to view raw data, pass/fail status, and suggestions.

🛠 Troubleshooting

  • Scan Button Not Working?
    • Check browser console for errors
    • Ensure PHP functions like dns_get_record() are enabled
    • Confirm WordPress version is 5.0+
  • Inconsistent Results?
    • Wait for DNS propagation (24–48 hrs after changes)
    • Clear cache (DNS/browser)
  • Missing DKIM Selector?
    • Try known values: default, google, selector1
  • Too Many SPF Lookups?
    • Simplify includes and remove unused mechanisms
  • No DMARC Reports Received?
    • Validate rua/ruf tags and email domains

📅 Changelog

v1.0.0

  • Initial release
  • Support for MX, SPF, DKIM, DMARC, MTA-STS, BIMI
  • Email and IP blacklist checks
  • Shortcode support with customization

🧭 Roadmap

  • ✅ Basic DNS + blacklist scanning
  • ⏳ PDF report export
  • ⏳ Email alerts and scheduled scans
  • ⏳ API integrations (e.g., Google Workspace, Microsoft 365)
  • ⏳ Bulk domain scanning
  • ⏳ Custom validation rules
  • ⏳ Record generators (MX, SPF, DKIM, etc.)
  • ⏳ TLS-RPT support

💡 Use Cases

  • ✅ Webmasters checking email configuration
  • ✅ Agencies auditing clients’ DNS records
  • ✅ Email marketers improving deliverability
  • ✅ Developers troubleshooting sending issues
  • ✅ Anyone securing email communications

💬 Support

Having trouble or need help?

📧 Contact Us
📘 Documentation
🎯 View Demo

📝 License

Licensed under GPL v2 or later.

🙌 Credits

  • Based on RFC standards for SPF, DKIM, DMARC, MTA-STS, and BIMI.
  • Uses public DNS libraries and blacklist APIs.
  • Built with ❤️ by [Your Team or Developer Name].