If your is device rooted, check the hosts file located at “/system/etc/hosts” If anyone has tampered with it, that’s unusual!
Otherwise, I recommend using a privacy-hardened browser such as Mull. https://www.f-droid.org/packages/us.spotco.fennec_dos/ https://gitlab.com/divested-mobile/mull-fenix
For context, personally using ProtonVPN with a custom NextDNS for extra security.
The following AI tool can parse documents and use the Internet, and multiple LLM model to choose: