B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
25%
25% -- pct senders below recommended spam rate for Email senders surveyed in Validity's deliverability benchmark (2026)
Only 25% of respondents in Validity's deliverability benchmark reported keeping spam complaint rates below the recommended 0.1%.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
25%
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
Validity
Primary
Tier B
https://www.aurorasendcloud.com/blog/double-opt-in ↗
Source Article
Double Opt
Original Research
Validity
· Original study ↗
Methodology
Share of survey respondents reporting spam complaint rates below the recommended 0.1%; survey edition/year not stated in article, so collection year used.
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Email senders surveyed in Validity's deliverability benchmark: 25% pct senders below recommended spam rate. Source: Validity (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/validity-senders-spam-rate-below-01pct
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<blockquote cite="https://lighthousedata.io/data/validity-senders-spam-rate-below-01pct" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>25%</strong> -- pct senders below recommended spam rate for Email senders surveyed in Validity's deliverability benchmark<br><small>Source: Validity (2026) · <a href="https://lighthousedata.io/data/validity-senders-spam-rate-below-01pct" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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