B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
62%
62% -- verified email addresses actually valid for B2B email lists (2025)
Only 62% of email addresses marked 'verified' were actually valid upon retesting.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
How we verify data →
Source verified
Evidence graded
Value
62%
Unit
Percentage
Data Vintage
2025
Entity
Geography
North America
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
ZeroBounce
Primary
Tier B
https://www.datamagnet.co/post/data-quality-metrics-revops-leaders-track-monthly/ ↗
Source Article
10 Data Quality Metrics Every RevOps Leader Should Track Monthly
Disclosure: This article is published by Datamagnet. Vendor claims are self-reported unless otherwise noted.
10 Data Quality Metrics Every RevOps Leader Should Track Monthly
In 2025, 76% of CRM users said less than half of their organization's CRM data was accurate and complete (Validity, 2025). If …
Original Research
ZeroBounce
· Original study ↗
Methodology
ZeroBounce retest data, cited by Datamagnet
Methodology documented
Segmentation
IndustryB2B
RegionNorth America
RoleAll marketers
Channelemail
Cite this stat
Plain Text
B2B email lists: 62% verified email addresses actually valid. Source: ZeroBounce (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/verified-email-validity-2025
HTML Embed
<blockquote cite="https://lighthousedata.io/data/verified-email-validity-2025" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>62%</strong> -- verified email addresses actually valid for B2B email lists<br><small>Source: ZeroBounce (2025) · <a href="https://lighthousedata.io/data/verified-email-validity-2025" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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