As web users, what we say and do online is subject to pervasive surveillance. Although we typically associate online tracking with ad networks and other th
This makes it so that your ISP doesn’t see the actual name of the server/site you’re communicating with, only the IP address. Without Encrypted Hello they’re able to see both.
In many cases you can, but there’s never a guarantee that a given IP address will have reverse DNS records configured for resolve it into. On top of that, if it’s a major site it’s likely hosted behind a content delivery network that may a share a single IP address across thousands or even millions of completely unrelated servers. Cloudflare does some pretty interesting stuff with that approach: https://blog.cloudflare.com/cloudflare-servers-dont-own-ips-anymore/
edit: bad at typing
This makes it so that your ISP doesn’t see the actual name of the server/site you’re communicating with, only the IP address. Without Encrypted Hello they’re able to see both.
I would think that an IP address tells you the domain name by doing a simple DNS lookup.
In many cases you can, but there’s never a guarantee that a given IP address will have reverse DNS records configured for resolve it into. On top of that, if it’s a major site it’s likely hosted behind a content delivery network that may a share a single IP address across thousands or even millions of completely unrelated servers. Cloudflare does some pretty interesting stuff with that approach: https://blog.cloudflare.com/cloudflare-servers-dont-own-ips-anymore/ edit: bad at typing