B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
5%
5% -- email delivery rate improvement for Domains with DMARC enforcement (2025)
Domains that fully enforce DMARC see a 5% to 10% boost in email delivery rates.
- Reported as a range of 5% to 10%
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
5%
Unit
Percentage
Data Vintage
2025
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
mailmonitor.com
Primary
Tier C
https://www.mailmonitor.com/7-ways-to-fix-email-deliverability-issues-fast/ ↗
Source Article
7 Ways to Fix Email Deliverability Issues Fast | MailMonitor
Struggling with email deliverability? If your emails are landing in spam or not reaching inboxes, you’re losing out on potential engagement and ROI. Here’s how to fix it fast:
- Set Up SPF, DKIM, and DMARC: Authenticate your emails to prove they’re legitimate and avoid being flagged as spam.
- Maint…
Original Research
mailmonitor.com
· Original study ↗
Methodology
Range 5-10%, midpoint used
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Domains with DMARC enforcement: 5% email delivery rate improvement. Source: mailmonitor.com (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/dmarc-auth-delivery-boost
HTML Embed
<blockquote cite="https://lighthousedata.io/data/dmarc-auth-delivery-boost" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>5%</strong> -- email delivery rate improvement for Domains with DMARC enforcement<br><small>Source: mailmonitor.com (2025) · <a href="https://lighthousedata.io/data/dmarc-auth-delivery-boost" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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