Normally yes if it’s shared on Facebook the. Bots will show up but only for a bit.
I highly recommend Facebook block plugins for browsers. I have one on my laptop that when I’m surfing the web I don’t get ads related to it on Facebook.
It appears that you have the setting for your email server incorrect.
Check them here
If you are using the default PHPemail from your host, then you need to check with your host if they have the port 25 open or if they changed it, I recommend setting up...