AdGuard’s engineers created granular tags like TB-RG because many modern websites do not host malware or obvious phishing content, yet they degrade user experience through:
Tech enthusiasts, system administrators, and casual users frequently need clean, untouched installation files for operating systems and software. Searching for these files online often leads to ad-ridden websites, malware risks, or slow download mirrors.
If you use AdGuard DNS (free or paid), TB-RG blocking is in the following filtering levels: tb-rg adguard.net
AdGuard’s solution: Even if the redirect is first-party, if it meets TB-RG heuristics (e.g., same domain serves as redirect >80% of the time), it will be blocked.
Legitimate AdGuard DNS IPs (like 94.140.14.14 ) reverse resolve to dns.adguard.net , not tb-rg . If the reverse matches tb-rg.adguard.net , it’s a real subdomain. Legitimate AdGuard DNS IPs (like 94
: The user selects the product, version, language, and architecture from simple dropdown menus.
The platform functions as a static HTML page that mimics the older, mobile version of Microsoft's TechBench interface. By emulating this legacy interface, tb.rg-adguard.net can query Microsoft's internal download infrastructure and return a direct link to the requested file, which is then hosted on Microsoft's own servers ( *.microsoft.com ). The website is not directly affiliated with Microsoft; it is a project built and maintained by a community of developers. The platform functions as a static HTML page
Contrary to what the name might suggest, is not an official tool built by the popular AdGuard ad-blocking company, nor is it a source for pirated software.
Go to and search for tb-rg.adguard.net . Check:
Microsoft’s standard Media Creation Tool is designed for the average consumer and often restricts users to the "latest stable version." Professionals use TechBench because:
Users of AdGuard DNS or AdGuard browser extensions can report domains. If multiple independent reports cite "unwanted redirects" and "tracking without consent," the domain undergoes automated analysis.