Yes! From the Contacts section, select the contacts folder you want to save and click the "More" drop down and select "Export" and you can export to an Excel file.
The Wi-Fi app will show devices that are connected to the modem or Bell's pods. If it's not showing up, it could be one of the following reasons:
Device is connected to neighbor's Wi-FiDevice is connected to a 3rd party router/extender connected to y...
It would be important to confirm if you have any mail filters set that might do this.
Click Settings > Mail > Mail Filter. From this screen, check if you have any filters set up.
You could try forwarding to a completely different domain (such as @gmail.com) and see if that works to try to validate if it's unique to Bell or not. That doesn't entirely rule out the problem being with Dreamhost, but it could rule out the issue be...