Fix issue with proxy_checking in #1285
Fix issue with proxy_checking in #1285

Fix hanging proxy checking from #1285
Display 403 check error in a regular way.

KoertJanssens/MasterBall.be,KoertJanssens/MasterBall.be,KoertJanssens/MasterBall.be,KoertJanssens/MasterBall.be