ESP Deliverability Report
Updated Apr 1, 2026
Amazon SES
Amazon's cloud-based email sending service
Deliverability Grade
Good email deliverability practices
19%
Primary Inbox
63%
Promotions Tab
16.2%
Avg Spam Rate
Transactional ESP
Platform Type
Shared IPs
Available
Dedicated IPs
Available
IP Warmup Required
Yes
Price Range
Budget-friendly
Dedicated IP Min Volume
Any volume (available as add-on)
Authentication & DMARC Alignment
SPF Auto-Configured
No
DKIM Auto-Configured
Yes
Custom Sending Domain
Yes
DMARC Alignment Notes
Amazon SES uses DKIM signing via your verified domain, passing DMARC alignment when you configure domain verification. SPF alignment requires configuring a custom MAIL FROM domain — not enabled by default.
Deliverability Features
- Virtual Deliverability Manager
- Reputation dashboard
- Dedicated IP auto-warmup
- Email size and rate controls
- Bounce and complaint feedback loops
- Extremely low cost per email
Shared IP Reputation
SES shared pools are large and varied. Quality depends on which pool you land in. New accounts start in a sandboxed state requiring production access approval — Amazon's review process filters low-quality senders early.
Best For
Inbox Placement Breakdown
Benchmarks based on InboxEagle seed list testing data across ecommerce and SaaS senders. Individual results vary based on list quality, engagement, and domain reputation.
Key Takeaways for Amazon SES Senders
Amazon SES scores a Grade B with a 16.2% average spam rate and 19% Primary inbox placement.
Configuring a custom sending domain is straightforward — do this before scaling sends.
Dedicated IPs are available from Any volume (available as add-on). Below this threshold, shared pools offer more established reputation.
See Your Actual Amazon SES Inbox Placement
Benchmarks show averages. InboxEagle shows you exactly where your Amazon SES emails land — Gmail Primary vs. Promotions vs. Spam — across 20+ mailbox providers after every send.
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