I've this weird Chrome SSL warning on Google domains only. Chrome works properly with other domain having SSL. Also I don't have this problem with other browsers firefox/opera on google sites.
I've no extensions, tried reinstalling chrome, and other basic stuff like restarting PC, clearing cache e.t.c.
Running Windows 10 Pro 64bit
edit Since I couldn't afford any more delay at my work, and couldn't trust using Google services like this, I had to format my pc and reinstall everything. Now I have a fresh install and problem is gone. So definitely it's not a network issue, but a problem with my pc. If anyone finds the cause and a solution for this I'd be more than happy to accept it as an answer.