Android sends connectivity checks outside VPN tunnel (Mullvard research)

Quote Mullvard:

“We researched the reported leak, and concluded that Android sends connectivity checks outside the VPN tunnel. It does this every time the device connects to a WiFi network, even when the Block connections without VPN setting is enabled.”

And whoever says now that someone should use Apple, it’s even worse (but I assume it’s known):
(DeepL or translator of your choice needed): VPN-Problem: Apple-Apps leaken Daten unter iOS | heise online