Sorry, you are a bit out of luck... The moment you tried to connect, it (Espruino wifi) picked up your home(?) WiFi access point and not the ESP12e's access point. The Web server then just uses this connection and is then listening on that connection... / network.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Sorry, you are a bit out of luck... The moment you tried to connect, it (Espruino wifi) picked up your home(?) WiFi access point and not the ESP12e's access point. The Web server then just uses this connection and is then listening on that connection... / network.
...after all it is not an Apache...