_whm1·hace 5 años·discuss> They must be buying a database of IP address locations and VPN addresses from somebody.There are services that can detect most commercial VPN services, e.g. https://focsec.com
_whm1·hace 5 años·discussFocsec* provides VPN, Proxy and bot detection via an API for such use cases (trial abuse).* https://focsec.com/
_whm1·hace 5 años·discussThere are so called "residential proxies" that use a IP from some normal consumer ISP connection, not some datacenter IP. However there are services that can detect such residentials too, e.g. https://focsec.com/
_whm1·hace 5 años·discussThis is easy to block since all IPs of these cloud machines will belong to the same ASN.Advanced scrapers mostly use residential IPs nowadays, but there are some services to detect those too, e.g. https://focsec.com/
_whm1·hace 5 años·discussAnother self-hosted script (Python) that aims for easy integration with curlhttps://github.com/kennell/curldrop
There are services that can detect most commercial VPN services, e.g. https://focsec.com