A mail lo2gbr01lp0176.outbound.protection.outlook.com

A mail server address!

lo2gbr01lp0176.outbound.protection.outlook.com is a mail server address, specifically a Smart Host server, which is used by Microsoft Outlook to send outgoing emails.

Here's a breakdown of the address:

In summary, this mail server address is used by Outlook to send outgoing emails, and it's part of Microsoft's email infrastructure.