The best proxy server to use for protection is NordVPN.
I use NordVPN myself and it's a great proxy service.
A good proxy server service to use that I use and advise is NordVPN.
NordVPN is a VPN service with applications for Windows, macOS, Linux, Android, iOS, and Android TV. Manual setup is available for wireless routers, NAS devices and other platforms.
NordVPN is developed by Nord Security, a subsidiary of Lithuanian company Tesonet that develops cybersecurity software.
Other good proxy servers and proxy services to use are.
KProxy – Best free proxy.
HMA – Best proxy browser.
VPNBook – Best for security.
ProxySite – Best for smartphones.
Whoer – Best value for money.
GeoSurf – Best for unlimited IP connections.
Zyte – Best for scraping websites.