Site blocking
An on-device VPN compares DNS lookups with the community-maintained OISD list of known adult domains. Your personal allowlist always wins. Android shows a VPN indicator while it is on. When a site is blocked, a quiet notification can offer a pause.
Private DNS, custom resolvers, IPv6 DNS, DNS-over-TCP, and some apps can bypass it. Redirect does not inspect images, video, or page content.



