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Mailchimp Going to Spam?

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Let’s land your Mailchimp emails to your customers’ inbox.

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DMARC Illustration
DMARC Illustration

Trusted by 100+ companies

Why are my Mailchimp emails going to spam?

No Warmup

Your Mailchimp emails are hitting spam folders because you skipped the warmup process. When you start sending from a new account, email providers don't trust you yet. They automatically send your messages to spam. You could spend hours creating the perfect campaign, only to watch 30% of your audience never see it.

Maxify Inbox changes this completely. We warm up your account slowly and steadily, building trust with email providers over time. Our unlimited warmup service increases your sending volume gradually while ensuring proper engagement, developing a solid reputation for your emails to land in the inbox.

Email Deliverability Illustration
Email Deliverability Illustration

No Email Validation +
Replacment

Mailchimp lets you upload any email list, but many of those addresses are probably invalid. When you send to
dead addresses, your bounce rate skyrockets and damages your reputation. Email providers notice this and
start treating all your emails like spam.

Maxify Inbox protects you from this mistake. We check every address and remove the bad ones, then replace
them with fresh, active alternatives. This keeps your bounce rate low and your reputation strong, so your emails
reach real people who want to hear from you.

No Dedicated Server

Here's what Mailchimp doesn't tell you: you're sharing IP addresses
with thousands of other users. If someone else sends spam from your
shared IP, it hurts your reputation, too. You could send 1,000 perfectly
crafted emails, but they'll still end up in spam because of someone
else's bad behavior.

With Maxify Inbox, you get your own dedicated IP address. This means
complete control over your sending reputation. No more worrying about
other people's mistakes affecting your deliverability. Your emails land in
inboxes consistently because your reputation is yours alone.

Email Deliverability Illustration
Email Deliverability Illustration

No Access to Deliverability
Experts

When your emails start going to spam, Mailchimp's support can't really help you. They
offer basic troubleshooting, but they don't have deliverability experts who can fix the
real problems. You're left figuring on your own, watching your open rates drop to 5%.

Maxify Inbox gives you unlimited access to real deliverability experts. Our team analyzes
your campaigns, identifies what's going wrong, and fixes it fast. We optimize everything
from content to sending patterns, ensuring your emails consistently reach inboxes at no
extra cost.

Additional Reasons Why your Mailchimp Emails are Going to Spam

Thousands of smart marketers hit this same brick wall with Mailchimp. Their emails vanish into thin air, and the worst part is that Mailchimp won’t even tell you why. Here are some additional reasons why your deliverability is getting murdered.

Authentication failures

If you skip important authentication protocols like SPF or DKIM, your Mailchimp emails may appear unauthenticated. Spam filters pick up on this and grow suspicious, sending your emails to spam.

Proper authentication ensures your emails look legitimate and increases the chances of being delivered to the inbox.

Design disasters could ruin your deliverability

Too many images and too little text can trigger filters. The imbalance can send your emails straight to Promotions or Junk.

Keep a balanced text-to-image ratio for better deliverability.

Bad code makes your email look shady

Sloppy HTML or pasted editor markup looks suspicious and breaks rendering.

Use clean, table-based email HTML and test across clients.

Corporate firewalls kill your campaign early

Corporate gateways aggressively filter unknown senders or heavy imagery—emails can be dropped before the mailbox sees them.

Warm up domains, authenticate, and keep early sends lightweight for B2B.

Your content gets the full body search

Filters read subject lines, body copy, HTML, and image ratios—nothing escapes.

“100% FREE!” + too many images + messy formatting = strikes and spam.

Bad subject lines could trigger spam filters

Trigger words like “FREE!” or “Act Now!” set off alerts and kill opens.

Keep subjects clear, concise, and not overly promotional.

Engagement becomes your judge and jury

Low opens/clicks teach providers your mail isn’t wanted; future sends get throttled or spammed.

Send to engaged segments first, build positive signals, then expand.

No early warning system

Mailchimp’s default analytics won’t warn you when placement shifts from inbox to spam.

Monitor inbox placement proactively and alert when signals drop.

How to fix Mailchimp going to spam?

Here’s how to earn Gmail’s trust and claim your rightful spot in the Primary tab.

  1. Authenticate your domain: SPF, DKIM, DMARC
  2. Email Warmup isn’t a choice — it’s a necessity
  3. Use your own sending domain
  4. Clean up that list
  5. Train Gmail with positive engagement
  6. Avoid spam triggers
  7. Improve content without killing personality
  8. Test before you blast
  9. Monitor Gmail’s feedback loop

Sending emails without SPF, DKIM, and DMARC invites trouble. Authentication proves to email platforms like Gmail that the email is sent from a legit source:

  • SPF tells Gmail: "Yes, this server can send emails for my domain."
  • DKIM adds a digital signature: "This message wasn’t changed within transit."
  • DMARC gives Gmail instructions: "Here’s what to do if the other two fail."

Moreover, setting up SPF, DKIM, and DMARC isn’t enough. They need to be perfectly aligned, or Gmail still sees you as suspicious. Here’s what proper alignment looks like:

  • Your sending domain matches your "From" email address exactly
  • SPF records pass and specifically include Mailchimp’s sending servers
  • DKIM signatures come from your domain, not just Mailchimp’s default
  • DMARC policies tell email providers exactly what to do with failures

You can also verify that your domain authentication is functioning correctly with this free email deliverability test which instantly scans for issues.

Fix your Mailchimp deliverability issues with Maxify

Maxify Inbox is your all-in-one platform that ensures your emails stop going to the dreaded spam folder. Here’s what you can do with our platform:

Warm up your domain
Validate your email lists
Send from a dedicated IP address
Enjoy unlimited email deliverability consultations
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Got Questions?
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Here’s everything you need to know about Email warm up,
from features to getting started. deliverability for Free.

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DMARC Illustration

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World’s Largest Companies

Join the growing number of customers who use
Email Warmup to Always, Inbox.

Revenue Booster

Jan, 4, 2025

EmailWarmup.com boosted our sales by improving our Mailchimp email deliverability—more emails in inboxes, more conversions. Its a game-changer!

Reviewer IconDavid Pogue

Expert Consultants

Feb 10, 2025

The email deliverability consultants at EmailWarmup.com are Mailchimp experts. They optimized our setup, ensuring every email reaches the right audience.

Reviewer IconAnna Smith

Custom Warmup

March 17, 2025

Syncing EmailWarmup.com with Mailchimp was effortless. Now, every email lands in our customers inbox—no more wasted campaigns!

Reviewer IconMichael Lee
DMARC Illustration