Choose the domain and primary address.
Choose your company domain and primary address.
NEWOne primary mailbox free · Growth plan KRW 3,900 per member/month (VAT excluded) ·Use it immediately after connecting your domain
Create Business Email Free
Start with one free company mailbox, connect your domain, and expand to team mailboxes and AI summaries when needed.
Start with one free company mailbox, connect your domain, and expand to team mailboxes and AI summaries when needed.
Business email
Business email
Domain email
OfficialMail
Business email standards
Clear definitions make adoption criteria clear.
Start with one free company mailbox, connect your domain, and expand to team mailboxes and AI summaries when needed.
01
An official address on your company domain helps customers recognize a trusted channel.
02
Review MX, SPF, DKIM, and DMARC to manage receiving and sender authentication together.
03
Start with a primary mailbox and expand the team and automation only when operations grow.
Most delays begin with a lack of operating standards.
01
Separate customer support, partnerships, and billing by address and folder.
02
Use company accounts so records remain when ownership changes.
03
If mail bounces or enters spam, review DNS authentication and the message authentication results.
An official mailbox changes the standard of customer communication.
Business email is more than an inbox: it preserves records, trust, and accountability between a company and its customers.
Operational checks
Separate customer support, partnerships, and billing by address and folder.
Use company accounts so records remain when ownership changes.
If mail bounces or enters spam, review DNS authentication and the message authentication results.
Key points
An official address on your company domain helps customers recognize a trusted channel.
Review MX, SPF, DKIM, and DMARC to manage receiving and sender authentication together.
Start with a primary mailbox and expand the team and automation only when operations grow.
What changes with OfficialMail
An official address on your company domain helps customers recognize a trusted channel.
Review MX, SPF, DKIM, and DMARC to manage receiving and sender authentication together.
Start with a primary mailbox and expand the team and automation only when operations grow.
Review key points in a secondary inbox and relay replies to the original sender.
You do not need to start with a complex setup.
Start in an order a small team can operate, then add features and accounts when needed.
Find where DNS is managed.
Enter the guided DNS records and verify their public status.
Enter the provided records exactly.
Test with an external address, then publish the official address on your website and customer materials.
Verify the connection and test sending and receiving.
Choose your company domain and primary address.
Fits directly into a small company's workflow.
An official address is both a public contact point and an internal way to classify work.
Solo founders
separate quotes, partnerships, and invoice requests from personal email.
Online stores
organize orders, returns, vendors, and collaborations by role address.
Small teams
retain inquiries and sent history even when ownership changes.
Frequently asked questions
Direct answers to the questions most often asked before adoption.
Do I need a domain?
You need a domain that you own or can manage to create an official company address. A website is not required; the domain alone can be connected to email.
Do I need a domain? 2
Review MX, SPF, DKIM, and DMARC to manage receiving and sender authentication together.
Do I need a domain? 3
Start with a primary mailbox and expand the team and automation only when operations grow.
Official email is the first touchpoint where customers judge a company.
Create the primary mailbox first, then add domain connection and team expansion in the order you need.