Study finds only 34.5% of free proxies work, thousands tamper with traffic
Crawlbase reports on two peer-reviewed studies that tested 640,600 free proxies, finding that just over a third were functional and many altered traffic.
Briefing
- Crawlbase: Crawlbase reports on two peer-reviewed studies that tested 640,600 free proxies, finding that just over a third were functional and many altered traffic.
Why it matters
Free proxy lists are widely used in web scraping, but this data underscores their unreliability and security risks. Practitioners relying on free proxies risk low success rates and potential data corruption, reinforcing the case for paid or residential proxy services for production scraping.
Sources
- Primary source · Crawlbase · 2026-08-11 — Free Proxy Lists for Web Scraping
Watch next
Will the proxy industry see a shift toward verified or audited proxy pools in response to these findings?