Privacy2 min read
VPNs and your IP address: what changes, and what doesn't
What websites see with a VPN on, how to check that it works, typical leaks, and what a VPN doesn't protect against.
Privacy
What your connection reveals, and what it doesn't.
- Privacy2 min read
What can a website see about me?
IP address, headers, browser details and cookies: what is sent automatically, what needs your permission, and what you can limit.
- Privacy2 min read
Can someone find me from my IP address?
What an IP address really says about where you are, who can link it to you, and why 'IP tracing' in films is misleading.
- Privacy2 min read
What is CGNAT (carrier-grade NAT)?
Why your provider may be sharing one public IPv4 address with hundreds of customers, how to tell, and what it breaks.
- Privacy2 min read
How IP geolocation works — and why it's often wrong
Location databases don't know where you are. They know where an address block is probably used. The difference matters.