Some more info, seems I'm unable to connect to the update servers:
=== Log opened UTC 2015-12-17 01:48:34
INFO : DCS_Updater/2.6.4.30 (Windows NT 6.2.9200; Win64; en-US)
INFO : cmdline: "A:\Program Files\Eagle Dynamics\DCS World OpenBeta\bin\DCS_updater.exe" --apply repair
STATUS: Initializing...
INFO : basedir: A:\Program Files\Eagle Dynamics\DCS World OpenBeta
INFO : dcs_variant.txt: openbeta
INFO : DCS/1.5.1.47285.107 (x86_64; EN; WORLD,AVIODEV_C-101,P-51D,CA,BF-109K4,FW-190D9,KA-50,MI-8MTV2,VEAO_HAWK,UH-1H,A-10C,L-39,MIG-21BIS,MIG-15BIS,F-86F,FC3)
INFO : branch: openbeta
STATUS: Connecting to update servers...
INFO : Got reply from http://www.digitalcombatsimulator.com
ERROR: Conection to server 'srv4.update.digitalcombatsimulator.com' failed: Timeout was reached
ERROR: srv4.update.digitalcombatsimulator.com replied HTTP -1
ERROR: Timeout was reached