⚡ Summary
A custom email domain means your mailbox ends with your business domain (name@yourbrand.com) instead of gmail.com. It's easier to remember, looks more trustworthy, and stays with the company when an employee leaves. Behind it are a domain, a mail service and a few records in the domain settings (MX, SPF, DKIM) that keep your mail out of spam.
People who search "what is email domain" usually get a sales page instead of an answer. Here's the answer: what it is, how it works, and when you actually need it.
What a custom email domain is
It's an ordinary mailbox where the part after the "@" is your own domain, not gmail.com or outlook.com. Usually it's the same domain as your website: if the site runs on yourbrand.com, your business email address looks like anna@yourbrand.com or sales@yourbrand.com.
You write and read emails exactly the way you always have. The difference is who owns the address. A gmail.com mailbox belongs to Google and to whoever created it. A mailbox on your email domain belongs to the business: you decide which addresses exist, who can open them, and what happens to them when someone leaves. We call this service custom email, but the idea is the same everywhere.
How it differs from regular Gmail
- People remember it. info@yourbrand.com is easy to say over the phone. yourbrand.official2023@gmail.com isn't, and someone will get one letter wrong.
- People trust it more. A proposal from little-fairy2005@gmail.com reads like a message from a stranger before the first sentence. An address on a domain shows there's a company behind it.
- It stays with you. A salesperson leaves, and their mailbox with every client conversation stays with the company. With regular Gmail, it would have walked out the door with them.
- It lands in spam less often. When the domain is set up properly, mail services can check that a message really came from you. More on that below.
Your email address, your website domain and your signature all tell one story about the brand. We've written separately about what a brand is made of, and email is far from the smallest part of it.
Professional email address examples
There's no single right format, but a few patterns work for almost any business:
- A person's name: anna@yourbrand.com or anna.koval@yourbrand.com. Good for sales and anyone who talks to clients directly.
- A role: sales@, support@, hello@, billing@. The address survives staff changes because it's tied to a job, not a person.
- A general inbox: info@ or contact@ for the website and business cards.
What to avoid: numbers, underscores, nicknames, and anything you'd have to spell out twice.
How it works: a domain, a mailbox and a few records
Email on your own domain needs three things.
- A domain. Your business address on the internet. If you don't have one yet, start by choosing and registering a domain, because the mail is attached to the domain, not the other way round.
- A mail service. The place where your messages are actually stored: Google, Microsoft, Zoho or your hosting provider. More on the options below.
- Records in the domain settings. A few lines that tell the rest of the internet where to deliver your mail and how to check it's genuine.
The third part is the least visible and the one most often set up wrong. So, what is SPF and DKIM, and what goes with them?
- MX says which server should receive mail for your domain. Without it, nobody can write to you.
- SPF lists the servers allowed to send mail on behalf of your domain. A message from any other server looks suspicious to the recipient.
- DKIM adds a digital signature to every message, so the receiving service can check nobody tampered with it along the way.
- DMARC tells the recipient what to do with a message that fails those checks: let it through, send it to spam, or reject it.
Since 2024, the big mail providers check these records more strictly than before. A mailbox without SPF and DKIM still works on paper, but some of your messages quietly end up in the spam folder, and you never find out.
Which services offer it
- Google Workspace. Google's package for companies: email on your domain in the familiar Gmail interface, plus shared Drive, Calendar and Meet. Paid, per user.
- Microsoft 365. The same idea from Microsoft: Outlook plus Word, Excel and Teams. Handy if your team already works in Microsoft tools.
- Zoho Mail and similar services. Less famous, simpler and often cheaper. Enough for a small team that only needs email.
- Hosting mail. Many hosting plans include mailboxes along with space for your site. Cheap, but usually without strong spam filtering or a good app.
There's no option that's right for everyone. It depends on the size of the team, whether people need shared documents, and which tools they're used to.
Need email on your own domain?
Tell us your domain and how many addresses you need. We'll set everything up and show you how to open the mail on your phone and computer.
Can you use Gmail with own domain mail?
Yes, and plenty of people prefer it to switching apps. A lot of searches for "gmail with own domain" come down to this: keep Gmail as the place you read mail, and add the domain address to it.
- Open Gmail on a computer, go to settings and find "Accounts and Import".
- Under checking mail from other accounts, add your domain address and the server details your mail service gives you.
- Under "Send mail as", add the same address so you reply to clients from it, not from your personal one.
- On a phone, add the mailbox as another account in the Gmail app or the built-in mail app.
Google renames settings from time to time, but the logic stays the same: receive the mail in one step, send as your domain in another.
What it costs with us
We set up email on your domain from start to finish: create the mailboxes, add the MX, SPF, DKIM and DMARC records, and check that messages arrive and stay out of spam. It's usually ready in about three days. Payment is monthly, per address; the current price is on the Custom Email service page. The domain itself is paid separately at your registrar's rates.
If you order it together with a website, the addresses are free: one with the "Basic" package, three with "Premium".
Who actually needs it
Your own email domain makes sense for anyone who already writes to clients, partners or suppliers: sales, services, work with other companies. Especially when there's more than one person on the team and the conversations shouldn't disappear when someone leaves.
If you send an email once a month and clients reach you through a messenger, regular Gmail is fine for now. It's easy to come back to this later, together with a website or on its own.