Is it an automated action, or deliberate? My hunch is it got caught in some algorithm. Similarly, we've had reports from customers in China that Sandglaz is blocked by the Great Firewall of China, and there was no reason for it really.

Most of tech advancedppl will get around it using some sort of VPN/proxy. However, it's going to hurt the newcomers in tech.

By the way, does anybody know why they do that?

Seemingly some providers banned the whole domain because a suicide themed page was uploaded there. I can access github.com freely at Moscow though atm.