Found 3 mirrors which handle this country - Qt Downloads
File information. Filename: qt-opensource-windows-x86-5.12.3.exe; Size: 3.7G (3933849864 bytes); Last modified: Wed, 17 Apr 2019 06:23:38 ...
https://download.qt.io
Index of archiveqt5.125.12.3 - Qt Downloads
Name · Last modified · Size, Metadata. [DIR], Parent Directory, -. [DIR], submodules/, 17-Apr-2019 07:24, -. [DIR], single/, 17-Apr-2019 07:25, -. [ ] ...
https://download.qt.io
Index of archiveqt5.125.12.3single - Qt Downloads
Name · Last modified · Size, Metadata. [DIR], Parent Directory, -. [ ], qt-everywhere-src-5.12.3.zip, 17-Apr-2019 07:24, 792M, Details. [ ] ...
https://download.qt.io
Index of official_releasesqt5.125.12.3 - Qt Downloads
Name · Last modified · Size, Metadata. [DIR], Parent Directory, -. [DIR], submodules/, 17-Apr-2019 07:24, -. [DIR], single/, 17-Apr-2019 07:25, -. [ ] ...
https://download.qt.io