Problem solved, the DNS in my computer for some reason was wrong. I went to the router settings and changed “custom DNS” to “override all client’s DNS”. Now internet is working again.

I just bought a LT700 Cudy router (4g-LTE) and I’m experiencing a strange issue.
I followed the initial configuration which was very straightforward, the only things I changed were the administrator password, wifi password and wifi name.
Everything was working fine, then for some reason my computer ...