When you run automation and data collection, free public lists go dead quickly. An IPv4 pool with rotation works where public addresses get blocked. For stable software runs, people choose fast IPv4 and SOCKS5 proxies with spare threads. Plans and access: https://telegra.ph/Rotating-proxies-for-web-scraping-staying-under-rate-limits-10-21 Access works by list link or IP binding. The list refreshes every 15 minutes and comes as a link. For High-speed proxy service the software connects right away.