Their service works with most third-party caching solutions, including Squid, CacheFlow, Cisco, Entera, InfoLibria, Inktomi, and Network Appliance.
Web content is retrieved from replicated sites that are close to end users.
These are available to anyone to use, or experiment with, at no charge. Anonymizer offers a proxy service for monthly subscription, with the purpose of anonymizing your Web browsing activities. ProxyMate is a service from Lucent Technologies that enables internet consumers to protect their privacy while they use the personalization capabilities of web sites.