#1. Open the Termux app and install the package ssh using the command pkg install openssh.
#2. Install the autossh package using the command pkg install autossh if you want the constant connection .
#3. To start your own web server KSWEB app is best choice for you. Start the webserver and note down your local web address.
#4. Open the Termux app and run the command autossh -M 0 -subdomain:port:localhost:lp serveo.net
Note: replace subdomain and port with your own choice.
Replace localhost with your local web address and lport with the port of your local web address.
PS: Next I ll show you how to host your own domain using serveo on android.