Related to this post: https://community.tp-link.com/en/business/forum/topic/708544 but there are replies not allowed

I am running all my devices on a software controller and it would be really nice to forward only traffic for specific domains to a specified DNS server.

The post above is REALLY important to me, because of some BCM concepts. The main problem is, that if the Wireguard goes down all DNS request go to a not reachable DNS server. It would be really helpful that the internet connection stays functional and only a few queries can not be resolved.

Here are a screenshot from the OPNSense pendant pfSense: