B Evidence Grade B Graded under review Safe to Cite Current

5,000

5,000 -- email database size spamtrap threshold for email databases (2026)

2026  · Worldata

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Attribution: Worldata View source
Lighthouse Research Team
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Source verified Evidence graded
Value
5,000
Unit
Count
Data Vintage
2026
Entity
email databases
B
Strong, reliable evidence

Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.

61/100 confidence

Single source - not yet corroborated

Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Worldata Primary Tier B
http://www.worldata.com/wdnet8/articles/DatabaseTips.htm ↗
Confidence: 53/100 Vintage: 2026 Channel: Common Crawl
Source Article
Worldata
Original Research
Worldata · Original study ↗

Industry observation from Worldata

Methodology documented
Industrymarketing
Plain Text
email databases: 5,000 email database size spamtrap threshold. Source: Worldata (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/spamtrap-threshold-5000-addresses
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<blockquote cite="https://lighthousedata.io/data/spamtrap-threshold-5000-addresses" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>5,000</strong> -- email database size spamtrap threshold for email databases<br><small>Source: Worldata (2026) · <a href="https://lighthousedata.io/data/spamtrap-threshold-5000-addresses" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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