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ESP Deliverability Report

Updated Apr 1, 2026

Campaign Monitor

Email marketing platform for small businesses and agencies

Deliverability Grade

B

Good email deliverability practices

19%

Primary Inbox

66%

Promotions Tab

15.2%

Avg Spam Rate

Marketing ESP

Platform Type

Shared IPs

Available

Dedicated IPs

Available

IP Warmup Required

No

Price Range

Budget-friendly

Dedicated IP Min Volume

50,000+ emails/month

Authentication & DMARC Alignment

SPF Auto-Configured

Yes

DKIM Auto-Configured

Yes

Custom Sending Domain

Yes

DMARC Alignment Notes

Campaign Monitor auto-configures DKIM and SPF on custom domains. DMARC alignment is supported with domain authentication. Older accounts may need manual domain verification.

Deliverability Features

  • Email templates builder
  • List segmentation
  • A/B testing
  • Bounce and unsubscribe management
  • Click and open tracking

Shared IP Reputation

Campaign Monitor uses well-maintained shared IP pools focused on small businesses and agencies. Pool reputation is solid, though not as isolated as premium tiers in larger platforms.

Best For

AgenciesSmall businessesNewsletter programsTemplate-based campaigns

Inbox Placement Breakdown

Primary Inbox19%
Promotions Tab66%
Spam Folder15%

Benchmarks based on InboxEagle seed list testing data across ecommerce and SaaS senders. Individual results vary based on list quality, engagement, and domain reputation.

Key Takeaways for Campaign Monitor Senders

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Campaign Monitor scores a Grade B with a 15.2% average spam rate and 19% Primary inbox placement.

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Configuring a custom sending domain is straightforward — do this before scaling sends.

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Dedicated IPs are available from 50,000+ emails/month. Below this threshold, shared pools offer more established reputation.

See Your Actual Campaign Monitor Inbox Placement

Benchmarks show averages. InboxEagle shows you exactly where your Campaign Monitor emails land — Gmail Primary vs. Promotions vs. Spam — across Gmail, Yahoo, AOL and Outlook after every send.

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Free Checklist

The exact checklist used by 2,000+ email senders to diagnose and fix inbox placement issues — free.

  • Authentication setup (SPF, DKIM, DMARC)
  • Sender reputation signals to monitor
  • List hygiene benchmarks
  • Content & engagement red flags

No spam. Unsubscribe any time.