Ensure you filtering syntax is good.
Login your cPanel and check Global and User filtering, perhaps you’ve put too much in a field that required just one variable… Read the rest
Actually it works.
Here is piece of rule
So, as you can see, it handles entire header but not just email address as you probably expected.
If you want to handle messages which ending with ".work", so this is not what are you looking for.… Read the rest
If you don't need to have ability to send message its enough to set forwarder without creating a real mail box:
cPanel –> Forwarders
Otherwise just set filter as below to forward your messages without keeping a copy on your server