Proxy servers have been a cornerstone of internet architecture since the early days of the web. From caching content to improving performance and providing anonymity, proxies serve many legitimate functions. In security testing and privacy preservation, tools like Reflect4 (a name sometimes associated with proxy rotation or reflection-based proxies) may be mentioned. However, maintaining an up‑to‑date, free list of working proxies is a well‑known challenge—and one fraught with legal and ethical pitfalls.