If you're looking at massgravel.net, you're probably hoping to activate Windows or Office. The site claims to host the well-known open-source Microsoft Activation Scripts (MAS), and it even links to the project's GitHub. But here's the problem: this domain was registered less than three weeks ago. For a site that asks you to copy and paste a PowerShell command into your computer, that's a big warning sign.
Most legitimate software download sites have been around for years and make it easy to find out who runs them. Massgravel.net has no about page, no company information, and no social media presence. The only contact is a generic form. While the open-source code behind the project can be inspected, the site itself is too new to have earned any trust. There are no massgravel.net reviews online because there's been no time for them.
What should you do? If you use this tool, you're putting your system at risk based on a domain that could vanish or be hijacked tomorrow. For now, is massgravel.net a scam? It's not clearly malicious, but the lack of identity and age makes it unsafe to recommend. Until the site builds a track record, treat it as suspicious and consider only using the official GitHub release directly.