Set up, migrate and protect your business email
Step-by-step guidance on domains, MX, SPF, DKIM, DMARC and migration, with specific checks, examples and an action plan.
Search the titles, descriptions and topics of all 17 articles.
Articles
Choose a topic or start with the search above.
Guides
How Mailcore Connects a Domain: From Request to Working Email
Inside Mailcore's guided setup: domain review, mailbox preparation, a safe MX change, and control messages.
Fundamentals
Email Hosting for Your Domain: Choosing a Provider in Uzbekistan
How to compare email hosting in Uzbekistan by capabilities, local service conditions, total cost, and a safe migration plan.
Fundamentals
Your Own Mail Server or Cloud Email: Which Should You Choose?
A comparison of self-hosted and managed cloud email by cost, control, security, deliverability, and migration.
Fundamentals
Free Business Email: Options and Hidden Costs
Can you run business email on your own domain for free? We examine what a company still pays for and when managed hosting is the better value.
Fundamentals
Business Email for a Small Company: How to Choose
A practical guide for owners: choose domain email, count mailboxes, and get a clear launch plan for a team of 5, 10, or 20 people.
Fundamentals
Google Workspace, Yandex 360, or Dedicated Email Hosting?
Compare Google Workspace, Yandex 360, and dedicated email hosting by features, limitations, migration, and practical business scenarios.
Guides
How an Office Manager Can Choose Business Email
A step-by-step checklist for office managers: what information to collect, what to ask providers, and how to present the price and launch plan.
Guides
Business Email in Uzbekistan: An IT Checklist
A technical checklist for developers and administrators evaluating an email service in Uzbekistan, preparing DNS, and accepting a migration.
Fundamentals
What Is Business Email and Why Does a Company Need It?
A practical guide to how an address on your own domain differs from personal email, what makes up the service, and what to check before launch.
Guides
How to Connect Email to Your Domain: Step-by-Step
After choosing a provider, prepare the domain, obtain MX, SPF, DKIM, and DMARC records, switch the route, and put the service into operation.
DNS and security
Email MX Records: Configuration and a Safe Switchover
How MX records, priorities, and TTL work—and how to switch an email route safely without assuming DNS updates are instantaneous.
DNS and security
SPF, DKIM, and DMARC: Authenticating an Email Domain
A clear guide to three email-authentication mechanisms: what each one checks, how domain alignment works, and where configuration errors arise.
Migration
How to Migrate Business Email: A Practical Plan
A controlled plan for moving mailboxes and messages: inventory, IMAP synchronization, MX switchover, verification, and safe retirement of the old service.
Fundamentals
IMAP and SMTP: How Email Reaches All Your Devices
A clear explanation of IMAP and SMTP, secure connection settings, and how to diagnose a mail client that cannot receive or send messages.
Deliverability
Why Emails Go to Spam: Diagnose with Evidence
A practical diagnostic sequence: distinguish SMTP rejection from filtering, then inspect authentication, reputation, recipients, and content.
Fundamentals
Email Backups: What You Need to Plan
A practical guide to email backups: which risks they address, what should be protected, and which tests are required before service launch.
Fundamentals
How Much Does Business Email Cost?
A transparent calculation for email on your domain: Mailcore's base plan, additional mailboxes, migration, and related operating costs.No results found. Try another query or clear the filter.
Need a plan for your domain?
Tell us how many mailboxes you need and which provider you use today. We will first review the configuration, then agree on the price and cutover plan.