Here are direct links. Looks like they haven't updated the names in the URL's, but this downloads the 2017 RC.

https://aka.ms/vs/15/release/vs_Community.exe https://aka.ms/vs/15/release/vs_Enterprise.exe https://aka.ms/vs/15/release/vs_Professional.exe https://aka.ms/vs/15/release/vs_TestProfessional.exe