Outlook - m.hotmail.com
...Access your Outlook email account or create a new one easily....
https://m.hotmail.com/mail/?bO=1
SNDS - FAQ - postmaster.hotmail.com
...Currently, the two different states provided are: Blocked: IPs which are blocked from sending mail into Hotmail. Attempts to send mail to Hotmail's mail servers from these IPs will result in consistent refusal, however use of the Hotmail web user interface may not be affected--it is controlled separately....
https://postmaster.hotmail.com/snds/FAQ.aspx
Smart Network Data Services - postmaster.hotmail.com
...Outlook.com Smart Network Data Services Deliverability to Outlook.com is based on your reputation. The Outlook.com Smart Network Data Services (SNDS) gives you the data you need to understand and improve your reputation at Outlook.com. But just looking at the data isn't enough! Maintaining a good reputation is a lot of work. You should use this data to keep your mailing lists clean and to ......
https://postmaster.hotmail.com/snds/index
Outlook.com Outbound IP Space
...Outlook.com Outbound IP Space Outlook.com sends e-mail from the following IP addresses: 40.92.0.0/14...
https://postmaster.hotmail.com/pm/ipspace