Hi,
looks like “subdomain” email addresses like a@sub.domain.tld are rejected by the system when importing if the “filter invalid emails” is active. The addresses can be imported unchecking the option, but they are therefore automatically rejected when sending messages.
Phplist version
3.2.4
Plugins list
CKEditorPlugin
CommonPlugin
MessageStatisticsPlugin
restapi
simpleattributeselect
submitByMailPlugin
ViewBrowserPlugin
php -v
PHP 5.6.19-0+deb8u1 (cli) (built: Mar 14 2016 10:22:33)
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