Unreal Dedicated Server Communication

Is there a way to get info from server without connecting (travelling to server map)?
I want to get, for example, a number of players on it.

the best for this may be using the sessions system from online subsytem (steam for example)

Hey Horokey,

You can do this by using the Online Nodes in Blueprint. As such:

How client will find sessions?
I mean, how it will where to look?

Got it: