Proxies Under the Microscope: How Facebook and Google Identify You
In 2025, a “clean IP” no longer saves you. Anti-fraud systems analyze not just the address itself, but the entire network fingerprint: from ASN and MTU to latency and browser behavior. One mismatch in a single parameter — and your account gets banned.
To:
— Avoid getting blocked right after login
— Work with Facebook Ads and Google without checkpoints
— Prevent proxy and VPN detection
— Preserve the trust of accounts and ad cabinets
You need the right proxies

What’s inside:
— ASN, rDNS, and the “corporate footprint” of data centers
— TCP/IP and TLS fingerprints (TTL, MTU, JA3)
— Ping, geo-triangulation, and timing attacks
— WebRTC, open ports, and DNS leaks
— Why even a residential IP can get banned
Full breakdown in the article