B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
10%
10% -- bounce rate threshold for Amazon SES (2026)
Amazon SES persistent bounce rates above 10% can cause sending to be paused entirely.
- Persistent rates above this threshold can pause sending entirely
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
10%
Unit
Percentage
Data Vintage
2026
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Amazon Web Services (AWS)
Primary
Tier B
https://www.mailblast.io/blog/ses/amazon-ses-bounce-complaint-handling ↗
Source Article
Amazon SES Bounce and Complaint Handling: SNS Setup and Best Practices
Amazon SES enforces two hard ceilings on every account: a 5% bounce rate and a 0.1% complaint rate. Cross either one and AWS will put your account under review; persistent rates above 10% bounces or 0.5% complaints can pause sending entirely (AWS, Amazon SES FAQ, retrieved 2026-06-07). The mechanism…
Original Research
Amazon Web Services (AWS)
· Original study ↗
Methodology
Upper AWS threshold: persistent bounce rates above 10% can result in sending being paused entirely. Cited from AWS SES FAQ (retrieved 2026-06-07).
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Amazon SES: 10% bounce rate threshold. Source: Amazon Web Services (AWS) (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/ses-bounce-rate-pause-threshold
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<blockquote cite="https://lighthousedata.io/data/ses-bounce-rate-pause-threshold" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>10%</strong> -- bounce rate threshold for Amazon SES<br><small>Source: Amazon Web Services (AWS) (2026) · <a href="https://lighthousedata.io/data/ses-bounce-rate-pause-threshold" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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