Don't Skip This Step: Why Warming Up Your New Domain Matters for Email

Don't Skip This Step: Why Warming Up Your New Domain Matters for Email

Isidore Mikorey-Nilsson

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Oct 16, 2025

Oct 16, 2025

Domain warming up with a thermometer graphic.
Domain warming up with a thermometer graphic.

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Starting with a brand new domain for your email outreach can feel like a fresh start, but it comes with its own set of challenges. Without any history, your emails might struggle to reach the inbox. This is where the process of 'warming up' a domain becomes really important.

Key Takeaways

  • A new domain has no reputation, which can hurt your email deliverability.

  • Email providers check many things to decide if an email goes to spam.

  • The age of your domain is one factor they consider.

  • Older, more established domains often have an advantage.

Understanding Email Deliverability

When you send an email, the receiving email provider, like Gmail or Outlook, checks a lot of things. They're trying to figure out if your email is legitimate or if it's spam. If your email doesn't meet their standards, it can end up in the spam folder, and nobody wants that.

The Impact of Domain Age

One of the things email providers look at is how new your domain is. Think of it like this: a brand new domain is like a new kid on the block. It doesn't have a track record yet. Because of this, you can lose points in their system, making it harder for your emails to land in the primary inbox. An older domain, one that's been around and used responsibly, already has a bit of a head start. It's like someone who's established in the community; they're generally trusted more from the get-go.

The 'Warming Up' Process

So, what do you do about a new domain? You need to warm it up. This means gradually increasing the volume of emails you send from that domain over a period of time, usually a few weeks. It's about building a positive sending history. This process helps establish your domain's reputation with email providers, showing them that you're a consistent and reliable sender. It takes patience, but it's a necessary step if you want your emails to be seen.

Getting Delisted

If you don't warm up your domain properly, or if you send too many emails too quickly, you risk getting your domain flagged or even delisted. This means your emails will likely go straight to spam, or not be delivered at all. It can take a lot of effort to get back from that point. Taking the time to warm up your domain correctly from the start can save you a lot of headaches down the line.

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