Re:Theheadless.dev – open source Puppeteer and Playwright kn...
by ffpip on Wednesday August 19, 2020 @12:21PM
(#24212176)
uBlock Origin blocks that too. CNAME blocking. But only on Firefox, since Chrome doesnt support it.
When on example.com , a request is sent to definitely-not-tracking.example.com . But it just going to tracking.ad-server.com . uBO blocks those on Firefox
When on example.com , a request is sent to definitely-not-tracking.example.com . But it just going to tracking.ad-server.com . uBO blocks those on Firefox
https://medium.com/nextdns/cname-cloaking-the-dangerous-disg...
https://github.com/uBlockOrigin/uBlock-issues/issues/780