Modern web browsing is cluttered with telemetry, tracker networks, and intrusive advertisements. These elements do more than just ruin the user experience. They consume valuable bandwidth and compromise user privacy. While browser extensions offer some relief, they only protect individual browsers on specific devices. Smart TVs, IoT appliances, and mobile apps often bypass these extensions entirely.

This limitation is why network-wide DNS sinkholes have become a staple of modern self-hosting. By acting as a local Domain Name System resolver, a sinkhole intercepts queries before they leave the local network. If a device attempts to contact a known ad-serving