Many internet users are concerned about their privacy, and VPN detection online are a popular option for keeping data safe while on public Wi-Fi. However, VPNs can also be used for nefarious purposes such as malware distribution and click fraud. So, how do websites and other online businesses detect visitors and users using VPNs?
Websites track and analyze the public IP address of every device that connects to them. This allows them to identify the user’s location, approximate time zone and other details such as whether the device is in a home network or on public Wi-Fi. However, when a user connects through a VPN, the IP address assigned by the VPN server is different from their real one. This is a clear giveaway that the user is connecting through a VPN.
VPN Detection Online: Tools for Identifying Proxy and VPN Usage”
In addition to checking for DNS leaks, many websites have tools that can identify VPN and proxy use. These tools check a user’s IP address against a database of known VPN and proxy IP addresses. If the user’s IP matches a VPN or proxy IP address, the website will flag the visit as suspicious.
Other methods for VPN detection include ping tests, which can reveal if a user is relying on a proxy by showing how long it takes for a web page to load. Another method is traffic fingerprinting, which uses unique characteristics of a system that are hard to change without changing the hardware and are therefore difficult to spoof.…