DNS Privacy Guide 2026: What Leaks, How to Test and Fix It
DNS logs every domain you visit even over HTTPS. We tested 12 VPNs and 4 leaked DNS. Full test methodology, results table, and 4 fix methods.
Practical privacy guides: stop browser tracking, remove your data from brokers, harden your devices and browse with less exposure.
DNS logs every domain you visit even over HTTPS. We tested 12 VPNs and 4 leaked DNS. Full test methodology, results table, and 4 fix methods.
What the referrer header leaks, who uses anonymizers and why (corporate employees up 340%), and the only reliable zero-referrer method — based on 12 million real links.
VPNs, proxies, and dereferers are not interchangeable — they solve completely different problems. This comparison explains which tool does what, based on real testing not vendor marketing.
We tested every major dereferer and link anonymizer service for referrer stripping, logging practices, and reliability. 5 of 8 popular URL shorteners expose your referrer. Here is what actually works.
We analyzed the business models, privacy policies, and network behavior of 200 free VPN apps. 73% monetize user data. 41% use your device as an exit node. Only 5 passed our full privacy tests.
We checked 1,000 websites for referrer policies. 34% create worse-than-necessary leaks. 11% use unsafe-url forcing full URL disclosure.
The full browser referrer behavior table for 2026. 11% of top sites use unsafe-url. The only reliable way to send zero referrer explained.
We scanned 500 websites for tracker scripts. The average site loads 7.4 trackers. News sites average 14.2. One site had 47.
We tested 8 popular URL shorteners. 5 of 8 pass your referrer header unchanged to the destination. Only 2 strip it entirely.