Other vendors (e.g. Goole, Apple, Microsoft) implemented a custom way to check, if internet is available.
Google tries to reach connectivitycheck.gstatic.com.
Microsoft tries to resolve www.msftncsi.com (must resolve to 131.107.255.255) and tries to download hxxp://ipv6.msftncsi.com/ncsi.txt
If a proxy is configured, ESET should try to reach the proxy.
Pls consider this as a feature request