B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Aging
80%
80% -- email block or spam risk rate for Emails without properly configured SPF, DKIM, or DMARC authentication (2024)
Over 80% of emails are at risk of being blocked or marked as spam if not properly configured with SPF, DKIM, or DMARC authentication.
- Source states 'over 80%'
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
80%
Unit
Percentage
Data Vintage
2024
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
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Email on Acid
Primary
Tier C
https://www.mailwarm.com/blog/solving-email-warmup-issues ↗
Source Article
Solving Email Warmup Issues: Why It's Not Working and How to Fix It
Email Warmup on Point
Maximizing your email deliverability requires more than randomly sending messages. A progressive and well-coordinated warm-up process is crucial for building a strong sender reputation.
Automate positive interactions such as opens, replies, and removing emails from spam. This s…
Original Research
Email on Acid
· Original study ↗
Methodology
Reported as 'over 80%' in an Email on Acid study on email authentication (SPF, DKIM, DMARC) configuration risk; cited secondhand by Mailwarm.
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Emails without properly configured SPF, DKIM, or DMARC authentication: 80% email block or spam risk rate. Source: Email on Acid (2024). Via Lighthouse Intelligence -- https://lighthousedata.io/data/emails-at-risk-spam-without-authentication
HTML Embed
<blockquote cite="https://lighthousedata.io/data/emails-at-risk-spam-without-authentication" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>80%</strong> -- email block or spam risk rate for Emails without properly configured SPF, DKIM, or DMARC authentication<br><small>Source: Email on Acid (2024) · <a href="https://lighthousedata.io/data/emails-at-risk-spam-without-authentication" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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