Yes, Websites Can Detect Your VPN. Here's How
Most people turn on a VPN and assume that's the end of it. The IP changes, the traffic encrypts, and whatever site they visit sees a stranger.
I assumed the same thing until one Friday night. I opened a streaming site with the kill switch enabled and connected to a New York server. Three seconds later, a “Proxy error” popped up.
The site never touched my encryption; instead, it looked at my IP, checked it against a database of known VPN addresses, and decided I wasn't welcome.
Here's what I learned: Websites don't need to crack encryption or run complex algorithms. They just need to recognize what a VPN looks like. And detection services like IPQualityScore maintain blocklists of over 30 million VPN IPs. and check them constantly.
A VPN hides your IP from websites and encrypts your traffic, but it leaves breadcrumbs everywhere else. Traces of DNS queries, IPv6...
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