Its clear that they are not interested to hear anything which is against them. Based on your provided information i can say that they are trying to hide themselves. Stay far from this website and let them mix their own tether.

Actually the want to keep their article fresh for their web visitors and make everyone believe that they are providing honest service from their end. Everytime any will comment or ask them about service legality they will delete it for sure. Its better to keep distance from them and i am not seeing any sign of professionalism from their side when they don't hesitate to run their website by using a domain with (-).