You can still find retail and digital licenses for various editions of Windows Server 2012 R2 from specialized software merchants:
Windows Server 2012 End of Life –– How do You Secure Legacy Servers? buy windows server 2012
Microsoft Windows Server 2012 and 2012 R2 reached their official , meaning they no longer receive standard security updates, bug fixes, or technical support . While the software is still available for purchase through various third-party retailers, it is now considered a legacy system with significant security vulnerabilities . Current Purchasing Options You can still find retail and digital licenses