Hey guys,
somehow i got to speak to their support
what he said : "Your ISP is not ISP"
i said "It is ISP, and here is a proof"
they said "Ok, we are working on a fix"
meaning - they blocked alot of ISP's (i know more from my country) and they need to fix it
contact them on
https://us.battle.net/forums/en/bnet/12790218/