Does this KVM/VPS has any limitations?

No dedicated IPv4 address
With HAProxy 80 and 443 will work fine.

Which Ports are blocked?

25, 587, 465, 110 and 995 (SMTP)

Stuff that you can not run/gets you terminated

Any CPU or I/O intensive Applications
TOR, I2P, VPN (Public), Torrent, Ilegal Stuff
Keep in mind, we have a zero tolerance abuse policy

Any other questions?

Drop us a mail at support@nanokvm.net