How to Set Up Business Email on Your Domain
Jennifer Walsh
Jennifer leads customer success and technical support operations. She has built award-winning support teams and is passionate about helping customers get the most out of their hosting investments through education and proactive service.
A professional email address on your own domain is one of the simplest yet most impactful branding investments you can make. Whether you are a solopreneur, a growing startup, or an established company, setting up business email builds trust and reinforces your brand with every message you send. At Clarion Hosting, we guide customers through email setup regularly and have streamlined the process to minimize disruption.
Step 1: Choose Your Email Solution
You have three main options for business email. Hosting provider email is included with most web hosting plans and offers basic email through your control panel. It is cost-effective and simple to set up but may have limited storage and features. Dedicated email services like Google Workspace, Microsoft 365, or ProtonMail provide robust spam filtering, generous storage, integrated calendars, and mobile synchronization. These services cost $5–$12 per user per month. Email forwarding is the simplest option: your domain forwards emails to your existing personal address, but you cannot send from your domain address without additional configuration.
Most businesses benefit from a dedicated email service. The cost is modest, and the reliability, features, and integration capabilities far exceed what basic hosting email provides. Our email best practices guide compares these options in more detail.
Step 2: Configure DNS Records
Once you have chosen your email provider, configure your domain's DNS records to route email correctly. This is the most critical step. You need to set up MX records that point to your email provider's mail servers. Your provider will supply the MX record values, typically with a priority number (lower values have higher priority). For example, Google Workspace uses ASPMX.L.GOOGLE.COM with priority 1.
In addition to MX records, configure SPF, DKIM, and DMARC records to authenticate your email and prevent it from being marked as spam. Your email provider generates these values and provides setup instructions. SPF authorizes specific servers to send email for your domain, DKIM adds a cryptographic signature to outgoing messages, and DMARC tells receiving servers what to do when authentication fails. Our DNS guide covers each of these record types in detail.
Step 3: Create Mailboxes and Aliases
In your email provider's admin console, create individual mailboxes for each team member (e.g., sarah@yourdomain.com). Set strong passwords and configure storage quotas based on team members' needs. Create email aliases for function-based addresses: sales@, support@, info@, billing@. Aliases forward to specific individuals or distribution groups without requiring separate mailboxes. This allows multiple team members to handle inquiries sent to common addresses.
Set up distribution groups for team communication. A management team might have management@yourdomain.com that reaches all executives, while a support team uses support@ reaching all support representatives. These groups simplify communication and ensure important messages reach the right people.
Step 4: Configure Email Clients
Most dedicated email providers offer webmail interfaces accessible from any browser. For desktop and mobile access, configure email clients like Outlook, Apple Mail, Thunderbird, or the default mail apps on iOS and Android. Your provider gives you the server settings: IMAP (for reading messages) and SMTP (for sending). IMAP is preferred over POP3 because it keeps messages synchronized across all devices.
Typical IMAP settings use port 993 with SSL/TLS, and SMTP uses port 587 with STARTTLS. Ensure you are using the correct outgoing server name, which may differ from your incoming server. Test sending and receiving on each configured device before rolling out to your team.
Step 5: Migrate Existing Email
If you are moving from another provider, you need to migrate existing emails, contacts, and calendars. Most email providers offer migration tools. Google Workspace provides data migration from Microsoft Exchange, IMAP servers, and other sources. Microsoft 365 offers cutover and staged migration tools. For self-migration, you can use IMAPSync or manually forward folders after configuring both accounts in an email client. Allow sufficient time for migration—transferring gigabytes of email can take hours.
Plan for a transition window where both old and new email systems are active. Update MX records with a low TTL (300 seconds) 48 hours before the switch. Keep the old server running for at least a week to catch messages sent to outdated records. Our migration guide covers email migration in the context of a full website move.
Step 6: Test and Monitor
After setup, send test emails to and from each mailbox from various external accounts. Check that SPF, DKIM, and DMARC are working using online tools like MXToolbox or your email provider's analytics. Verify that spam filtering categorizes messages correctly. Monitor delivery reports for the first week to catch any configuration issues. With professional email on your domain, every message you send builds your brand and credibility.
