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    VPN & Proxy Detection - Test Your Privacy Protection

    Check if your IP address is protected by VPN, proxy, or Tor services with our comprehensive privacy detection tool

    Direct Answer (AEO)

    IP Blacklist inspection queries an IP address across dozens of Real-time Blackhole Lists (RBLs) and Domain Name Service Blacklists (DNSBLs) to verify spam flags, malicious node flags, or hosting proxy markers.

    Terminal Command (DNSBL check)

    # Command line DNSBL check against Spamhaus Zen
host -t a 8.7.6.5.zen.spamhaus.org

# A response of 127.0.0.x confirms active RBL listing.

    Technical Parameters

    Evaluates ASN routing types (ISP vs. Hosting/Data Center), TCP/IP OS fingerprinting, open port scans (HTTP/SOCKS5), and fraud risk scoring algorithms.

    Privacy Protection Analysis Results

    Comprehensive analysis of the IP address for VPN, proxy, Tor, and hosting provider detection

    VPN & Proxy Detection FAQ - Complete Privacy Guide

    Expert answers about VPN detection, proxy identification, privacy protection, and online anonymity