Here is the brutal truth: They moved to an "Authentication Required" system years ago. If you find a website offering a direct download, ask yourself: Who modified this image?
The Internet Archive stores metadata and allows user comments. Look for uploads from known preservationists (e.g., "Bob Pony" or "TechLibraries").
If you are reading this, you aren't just looking for a file. You are looking for compatibility. You are looking for that legacy software for your CNC machine, your grandmother’s old netbook, or that specific audio workstation that refuses to run on anything newer.