https://tb-rg.adguard.net/dns-query?ct=application/dns-message
In such a case, tb-rg would be a machine-generated label for a backend server handling DNS-over-HTTPS (DoH) or DNS-over-TLS (DoT) queries. tb-rg adguard.net
This analysis is based on AdGuard DNS behavior as of 2025. Filter lists and tagging schemes are subject to change. Always refer to the official AdGuard documentation at adguard.net/kb for the latest information. https://tb-rg
: Unless you have disabled all telemetry and are extremely paranoid about any outbound DNS, tb-rg.adguard.net is benign. It is most likely a dynamic backend endpoint used by AdGuard’s filtering infrastructure. specifically those running:
The overwhelming majority of tb-rg requests originate from , specifically those running: