|BIOS date||1995-01-12 (Compiled)|
|Timebomb||1995-11-30 (+321 days)|
Windows 95 build 311 is a pre-beta 3 build of Windows 95. This build was scene leaked soon after it was compiled, then found again and shared on OSBetaArchive by Overdoze on 2015-12-13.
It is the first leaked build from the 3xx range that doesn't require beta site ID and password anymore.