IP2Location IP-ProxyType-Country-Region-City-ISP-Domain-UsageType-ASN-LastSeen-Threat-Residential-Provider Database (PX11) is a downloadable database that identifies IP addresses used for various anonymization and proxy services. The database detects VPN servers, open proxies, web proxies, Tor exit nodes, search engine robots, data center ranges, residential proxies, consumer privacy networks, enterprise private networks, and provides VPN provider names. The database contains geolocation information including country, region, city, ISP, domain, usage type classification, autonomous system number (ASN), and additional metadata such as proxy last seen dates and security threat indicators. Threat categories include spam, network scanners, botnets, and bogon IP addresses. Available in binary (BIN), CSV, and CIDR formats, the database supports both IPv4 and IPv6 addresses. The product includes daily updates with fresh proxy data available at 00:00 UTC. Database sizes range from 1.46 GB for combined IPv4/IPv6 binary format to several gigabytes for CSV and CIDR formats. The database can be integrated into applications across all server platforms and programming languages. Sample data and trial versions are available for evaluation. The product is offered under site/SaaS redistribution licenses with one-year subscriptions.