Outlook Email Deliverability and Domain Check Expert

I'm facing issues with my Outlook emails getting bounced, as my domain seems to be flagged as a spam sender. I need an expert to assist with evaluating my domain's status and improving my email deliverability.

Key Tasks:
- Check if my domain is blacklisted
- Improve my email deliverability

Ideal Skills:
- Experience with Outlook
- Knowledge of email deliverability strategies
- Proficiency in checking domain status

Please help me to get this sorted.