It seems pretty cut and dry; DDoS-Guard would need a physical presence there to operate, they didn't, so the IPs were revoked. The phone call was simply a tip to investigate.
> DDoS-Guard CEO Evgeniy Marchenko maintains the company has done nothing wrong, and that DDoS-Guard does indeed have a presence in Belize.
So they acted without any investigation because "uh oh, here comes the mob".
Where did you find that LACNIC didn't investigate this?
> DDoS-Guard CEO Evgeniy Marchenko maintains the company has done nothing wrong, and that DDoS-Guard does indeed have a presence in Belize.
Which clearly does not support anything else in your comment, or rebut anything in the comment you're replying to.