They dont have a website?
Here we have ticketmaster & every arena has a webbsite.
Do you ever check boxrec.com
It has a worldwide schedule & usually a # to call for tix.
As I post this & I checked the only phone # is for the card at Doncaster Dome, Doncaster, South Yorkshire, England
It does say the promoter of the fights. Maybe they have websites :dunno: