Wonderful Disposable Email Blocker v1.0.5
Blocks registrations, WooCommerce checkouts, and comments that use disposable (throwaway) email addresses, with custom block and allow lists.
Tags / spam-registration
spam registration
3 WordPress plugins tagged “spam registration”. Every result links to a crawlable PlugIndex profile.
MailProbe – Stop Fake Signups v0.1.3
Refuses sign-ups with an email address that cannot receive emails or is disposable, and flags WooCommerce orders whose email has the same problem.
Stackedboost Signup Guard – Block Disposable Emails on Registration and Comments v1.1.0
Blocks disposable email at registration and comments to stop fake accounts and registration spam. 8,201 domains bundled, no API, no signup.