Mailook Review 2026
The Email Deliverability Checker. For free.
What is Mailook?
Mailook is a free email deliverability checker that audits sending domains across 100+ blacklists, inspects SPF/DKIM/DMARC records, and runs a 120+ checkpoint deliverability audit with a score and actionable fixes. It also offers shareable reports and a forthcoming inbox spam placement check.
Best for
SMB
Use cases
- Checking email deliverability
- Diagnosing spam/inbox placement issues
- Verifying domain authentication setup
- Sharing deliverability reports with clients
Key features
IP and domain blacklist checks (100+ lists)
SPF, DKIM, DMARC record inspection
120+ checkpoint deliverability audit with score
Shareable public reports
Deliverability tracking dashboard
Pricing
Model
free
Price range
Free tool; 60,000+ reports generated.
Free tier
Yes
Mailook alternatives
Other Email Deliverability & Warmup tools worth comparing.
Mail Genius
Mail Tester to check your email's deliverability and spam score
Emaildojo
Your Email Innovation hub
GlockApps
Test and Improve Your Email Deliverability
lemwarm
Send emails that land in the inbox, not spam
MailToaster
Effortless email warm-up to boost inbox placement
Warmforge
Reach Your Prospects' Inboxes, Without Compromising Scale