New Feature Release: Fixed-Stage Email Warmup for Sending Domains
Fixed-Stage Domain Warmup
system to enhance your email deliverability and safeguard your sender reputation—particularly when using new or unseasoned domains.
Important:
This feature is currently being rolled out in Laps (Beta Program). You will need to manually enable it to start using warmup for your domains.

Automatic warmup for newly created domains
Manual warmup activation for existing domains
Smart warmup stage recommendation based on past sending activity and Google Postmaster data
Fixed daily sending limits to ensure a safe ramp-up
Full support for both agencies and sub-accounts for Leadconnector Email Sending domains
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fixed-stage model:
daily sending limit
only after reaching the current day’s limit
* No hourly caps are enforced
must be sent through the warming domain
to advance
automatically pauses
once the daily limit is reached and resumes the following day
Note:
During this initial phase, sending above the stage limit is permitted, and emails will not be blocked. However, future updates will strictly impose these limits and block any excess sends once the cap is reached.
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For Newly Created Domains:
Warmup is automatically enabled upon domain creation and verification.
You can manually enable warmup from the following locations:
Settings → Email Services → SMTP Service → Dedicated Domain and IP
Account Settings → Email Services → SMTP Service → Dedicated Domain and IP
When enabling warmup on existing domains, the system will recommend a starting stage based on historical email activity and available Google Postmaster data.
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Warming up your domain helps:
* Build trust with inbox providers like Gmail, Outlook, and Yahoo
* Improve inbox placement and reduce the risk of spam
* Ensure long-term deliverability success
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Need help? Check out our Warmup Guide