MailCheck.ai
Prevent disposable email addresses from registering or commenting on your site with MailCheck.ai.
5(4 reviews)
·60 active installs·Updated 1 year agoAs of April 2026, MailCheck.ai is a WordPress security plugin with 60 active installations and a 5/5 rating from 4 reviews. It has been downloaded 5.0K+ times in total. Requires WordPress 5.2+ and PHP 7.2+. Available on WordPress.org since 2017. Last updated 1 year ago — may have compatibility concerns. Top alternative: Wordfence Security – Firewall, Malware….
5/54 reviews
60active installs
5.0K+total downloads
9 yearssince 2017
Overview
MailCheck.ai is now UserCheck.com
Please install the new version of this plugin.
MailCheck.ai is a powerful WordPress plugin that prevents disposable or throwaway email addresses from registering or commenting on your site. This helps to protect your site from spam and maintain the quality of your user base.
Key Features
- Automatically checks email addresses against a constantly updated database of disposable email domains
- Works out of the box with no configuration required
- No API key needed
- Caches results for improved performance
- Seamlessly integrates with WordPress registration and comment forms
The plugin uses the API provided by MailCheck.ai, which is constantly updated to include the latest disposable email domains. This ensures your site stays protected against new disposable email…
Ratings & Reviews
54 reviews
5 ★
4
4 ★
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Compatibility
| WordPress | 5.2+ requiredTested up to 6.6.5 |
| PHP | 7.2+ required |
Top Alternatives to MailCheck.ai
Frequently Asked Questions
Changelog
1.2.6
- Update the API endpoint
Contributors
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.