B
Evidence Grade B
Graded
under review
Safe to Cite
Current
0.1%
0.1% -- abuse complaint rate threshold for Email service providers and ISPs (2026)
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
0.1%
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
Emercury
Primary
Tier B
http://www.emercury.net/abuse-desk/ ↗
Source Article
Abuse Desk
Original Research
Emercury
· Original study ↗
Methodology
Industry benchmark cited by ESP Emercury: reasonable threshold for email abuse complaints is 0.1% (1 in 1,000 recipients reporting a campaign as junk)
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Email service providers and ISPs: 0.1% abuse complaint rate threshold. Source: Emercury (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/email-abuse-complaint-threshold-0-1-percent
HTML Embed
<blockquote cite="https://lighthousedata.io/data/email-abuse-complaint-threshold-0-1-percent" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>0.1%</strong> -- abuse complaint rate threshold for Email service providers and ISPs<br><small>Source: Emercury (2026) · <a href="https://lighthousedata.io/data/email-abuse-complaint-threshold-0-1-percent" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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