When a user accesses Udemy, their device sends a request to Udemy's servers, which are identified by specific IP addresses. The request is then routed through the internet, using the IP address to ensure that the data reaches the correct destination. Udemy's servers process the request, retrieve the requested content, and send it back to the user's device, using the IP address to direct the response.
Many free VPNs use the same IP address for thousands of users. If one person misbehaves, Udemy may block that IP for everyone. udemy ip address
But Udemy tracks your (the address plus your browser signature). If you register a second account from the same IP address you used for your first free trial, the system doesn't need a credit card check. It automatically denies the second free trial. When a user accesses Udemy, their device sends
It’s not all surveillance. Sometimes, your IP is your ally. Many free VPNs use the same IP address
Why? Because historically, 99% of "Free trial abuse" comes from users cycling emails on a static IP. Udemy would rather lose a potential customer than lose the course revenue.