Domain fronting is a technique that circumvents internet censorship by leveraging the certificates and request forwarding systems of large hosting providers to use different domain names at different communication layers of HTTPS connections with servers and discreetly connect to a different target domain than discernable to third parties monitoring requests and connections.

Puedes buscar frontable domains con https://github.com/rvrsh3ll/FindFrontableDomains

Sirve mucho si puedes beaconear desde sus domains ja