The file was still alive. Hosted on a Korean university server. No seeders, just one steady HTTP link.
through the Battle.net shop . This version includes the "Classic" graphics mode, which allows you to play original custom maps. Dota 1 Warcraft 3 Download
Finally, buried on a forum thread from 2005, a user named posted a direct link: “Warcraft III v1.21 + DotA 6.27b – full rip. No CD key required.” The file was still alive