Whether for improving privacy, bypassing geographic restrictions, or testing marketing campaigns, using anonymous proxies has become an essential part of many online users’ digital toolkits. However, when used inappropriately or misconfigured, proxies can lead to security risks, performance issues, and data leaks. The good news is that the “Anonymous Proxy Detected” error can be avoided by using a high-quality residential proxy service, regularly updating rotation settings, and clearing cookies and cached data. URL https://www.ipqualityscore.com/solutions/residential-proxy-detection-feed

Regardless of their configuration, all proxies act as bridges between your device and the destination server, allowing the website to see both your original IP address (in the X-Forwarded-For header) and the proxy’s in the Via header. This enables websites to easily identify proxy usage and block you from accessing the site.

This message indicates that the target website has detected your connection via a proxy server and has blocked or restricted your access as a precaution against potential abuse, fraud, or violations of its terms of service. Websites use a variety of methods to detect proxy traffic, including IP databases, behavioral analysis, and checking HTTP headers for anomalies that signal proxy usage.

Detect Residential Proxies in Real Time

By using a dedicated, private, and fast proxy service, you can avoid the “Anonymous Proxy Detected” error. The best way to do so is to set up a custom Optimizer policy that blocks all traffic from known proxies. To learn how, book a demo with CHEQ to have our security team assess your site traffic in real-time and take action accordingly.