What Release follows the Version 6 R12.0 build: release_2018_02-24268-1100-r189264 2019/01/13 11:21 and where to find it?

Hi,

What Release follows the Version 6 R12.0 build: release_2018_02-24268-1100-r189264 2019/01/13 11:21 and where to find it?