Use IP rotation proxies (flareprox and fireprox) to bypass rate limiting, IP bans, and geo-blocking during web security testing. Use only when IPROTATE_ENABLED is set and the target is blocking normal requests. Triggers on "rate limited", "IP banned", "blocked by WAF", "429", "403", "geo-blocked", "rotate IP", "IP rotation", "flareprox", "fireprox".