Databay · Engineering & Research
Proxy Guides, Tutorials & Web Scraping Tips
Expert guides on rotating proxies, web scraping techniques, and proxy best practices for developers and data teams.
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Research
06 entriesBest Free Proxy List in 2026: We Tested 2,911 Proxies
We tested 2,911 proxies from the free lists of 7 providers. Databay ranked first: 63.9% alive vs 36.7% next best, and most lists were 80–98% dead. The field, probed three times...
Residential Proxy IP Reputation 2026: 1,000 IPs, 25 ASNs
We sampled 1,000 residential IPs from 25 of the world's largest residential ASNs through Databay's network and ran each through six free reputation sources plus a...
Headless Browser Detection: 28 Signals, 9 Libraries Tested
We ran nine browser automation approaches through CreepJS and recorded what the detector actually saw. Playwright-stealth 1.0.6 holds Headless at 100% and raises...
TLS Fingerprinting: Why Your Proxy Isn't Enough
The proxy doesn't choose your TLS fingerprint. The HTTP client does. We captured JA3 and JA4 hashes through Databay's residential, mobile, and datacenter gateways in Germany...
Free Proxy List Methodology: How We Verify Every Entry
A transparent walkthrough of the verification pipeline behind Databay's free proxy list, where the proxies come from, how we probe them, what each column actually measures, and...
Case Study: 120 Instagram Accounts on Mobile Proxies
A Berlin-based social media agency migrated from residential to mobile proxies to manage 120 Instagram accounts, cutting monthly account losses from 8 per month to under 1 per...
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