How to configure mailgun?

how to cohfgure mailgun?

i am sending from phplist install on my domain…

there is a default domain at mailgun like is this the domain to use?

yhe settings on phplist
it wants an api and a domain,

what to write as donain… i wrote, it didnt work…

please help// thank you

@cukulat There should be an explanation of the failure on the Log of Events page.