Your concept seems like a broken pyramid.
You posted a virtual office as your location.
Youre using domainsbyproxy but not cloudflare on a auction platform with cryptocurrency.


Sign a wallet with funds you plan to match our contribution for proofs and easier participation?
This would address main concerns for most users.
If you can establish credibility with this it might help a lot .
the other things are "fixable" but could be a problem for yourself and users (get cloudflare!)