When you land on lb.zync-stream.com, the first thing that stands out is what isn't there. No company name, no about page, no contact information, no privacy policy. The homepage displays little more than an IP address. For any site that might ask you to sign up, download something, or enter data, that's a serious warning sign.
Our analysis found that the domain registration is completely hidden — the WHOIS database returns no match at all, which means whoever owns this site is going out of their way to stay anonymous. A legitimate business doesn't operate like that. The site also shows up on a known email blacklist and has zero history in the Wayback Machine, meaning it has either existed for a very short time or has avoided being archived on purpose.
Is lb.zync-stream.com a scam? We can't say for certain, but the evidence points to a site that is not playing by normal rules. There is no track record, no transparency, and no way to hold anyone accountable if something goes wrong. Until that changes, the safest move is to steer clear.