apply_filters( 'is_email_address_unsafe', bool $is_email_address_unsafe, string $user_email )

Filters whether an email address is unsafe.

Parameters

$is_email_address_unsafe: Whether the email address is "unsafe". Default false.
$user_email: User email address.

Used By
Used By	Description
wp-includes/ms-functions.php: is_email_address_unsafe()	Checks an email address against a list of banned domains.

Changelog
Version	Description
3.5.0	Introduced.