This task can be performed using Mailcracker PRO
Fix Your Email Deliverability Before It Kills Your Growth
Best product for this task

Mailcracker PRO
marketing
MailCracker.Pro — a free email deliverability checker designed specifically for marketers, founders, and technical teams who care about making sure their messages land where they’re supposed to: in the inbox.

What to expect from an ideal product
- Tests your emails across major providers like Gmail, Outlook, and Yahoo to see exactly where they land before you send to your real audience
- Shows you the spam score of your emails and highlights specific content or formatting that might trigger spam filters
- Checks if your domain and IP address are on any blacklists that could block your emails from reaching inboxes
- Validates your email authentication settings like SPF, DKIM, and DMARC to make sure they're properly configured
- Provides detailed reports on deliverability issues so you can fix problems before they hurt your email campaigns