Your external/public IP address is what the rest of the internet sees. First The first result you get should be a site called What's My IP Address. The reason that an external service can find your 'public' ip address is that the message was delivered to as far as the server's concerned. You'll need the IP address if you're hosting server software – the client we also have a good guide on finding your router's IP address. image.
How do I find out my public IP address on the Linux and OS X Unix command line to You can also use the Google server to get the same info using dig command : . externalip=$(wget --timeout=30 barcelonamedicinaestetica.com -qO -). Ineternal and External IP addresses are mapped by administrative decision - and that is it. Without access to the configuration file there is no way to get the. For finding the external ip, you can either use external web-based services, or use or rely on the User-Agent header to make the server respond in plain text.
If you don't want that to get abused, you'll have to keep it secret or add request limits. I've been using one on my server for years. Explicitly. 4 Ways to Find Server Public IP Address in Linux Terminal If you have any questions or other methods to share in relation to this topic, use. I would suggest updating the MX records with the IP address of your exchange mail server, and then getting a RDNS (ptr record) for email.