Whitelist or Blacklist email domains used for new user registration.
As of April 2026, Restrict New Users by Domain is a WordPress sign up plugin with 100 active installations and a 5/5 rating from 1 reviews. It has been downloaded 3.9K+ times in total. Requires WordPress 4.6+ and PHP false+. Available on WordPress.org since 2017. Last updated 8 years ago — may have compatibility concerns. Top alternative: Benchmark Email Lite.
Restrict New Users by Domain makes it easy to whitelist or blacklist email domains that new users can use when registering. If using the whitelist, only new users who enter an email domain on the whitelist will be allowed to create an account. If using the blacklist, a user who enters an email domain on the blacklist will not be allowed to register. This plugin is NOT multisite compatible.
Restrict New Users by Domain makes it easy to whitelist or blacklist email domains that new users can use when registering. If using the whitelist, only new users who enter an emai…
| WordPress | 4.6+ requiredTested up to 4.7.33 |
| PHP | false+ required |
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