Documentation
Everything you need to run your team's email on Mailcoy.
Quickstart Guide
Set up your entire company's business email on Mailcoy in under 5 minutes by following these 4 straightforward steps:
Add & Verify Domain
Navigate to Domains, enter your root domain (e.g. yourcompany.com), and copy the DNS ownership and MX records.
Add Employees
Under Employees, assign professional addresses (e.g. sales@yourcompany.com) paired with their Gmail accounts.
Connect Gmail Inboxes
Staff scan the 1-click QR code or click the invite link to connect their Gmail inbox in seconds with zero workflow disruption.
Signatures & Policies
Configure centralized company email signatures, catch-all routing, and team admin permissions in Settings.
Domains & DNS Authentication
To send and receive emails as @yourcompany.com, add the following DNS authentication records to your domain registrar (Namecheap, GoDaddy, Cloudflare, etc.):
| Type | Host / Name | Value / Target | Priority / TTL | Action |
|---|---|---|---|---|
| MX | @ | inbound-smtp.us-east-1.amazonaws.com | 10 / 300s | |
| MX | @ | inbound-smtp.us-east-1.amazonaws.com | 20 / 300s | |
| TXT | @ | v=spf1 include:amazonses.com ~all | Auto | |
| TXT | _dmarc | v=DMARC1; p=quarantine; rua=mailto:dmarc@mailcoy.com | Auto |
Once entered in your registrar, click Verify Domain in the dashboard for instant DoH verification.
Employee Inboxes & 1-Click Linking
Assign professional email addresses to your teammates without paying for Google Workspace licenses.
Invite link dispatched, awaiting Gmail authentication.
Gmail active, 2-way routing operating under 200ms.
Immediately revokes sending and reroutes inbox traffic.
Gmail Integration & Send-As Setup
Employees send and receive directly inside standard Gmail using their custom business email address:
Outbound SMTP Configuration:
- Open Gmail Settings → Accounts and Import.
- Under "Send mail as", click "Add another email address".
- Enter the employee's name and business email address (keep "Treat as an alias" checked).
- Enter the SMTP details above and confirm the 6-digit verification code.
- Select "Reply from the same address to which the message was sent".
Aliases & Department Routing
Create shared department addresses like sales@, support@, or billing@.
Every incoming customer email is delivered simultaneously to all assigned team members' Gmail inboxes.
Distributes incoming leads sequentially across team members to maintain balanced workload.
Branded Email Signatures
Deploy unified, professional email signatures across all employees with smart merge tags:
Catch-All Email Routing
Catch emails sent to mistyped or unassigned addresses on your domain (e.g. info@, contact@):
Stores unknown incoming mail quietly in your workspace Email Logs for easy auditing.
Instantly forwards all catch-all mail to an administrative manager or founder's inbox.
Analytics, Delivery Health & DNSBL
Monitor your domain's sending health, bounce rates, and spam blacklist status across 24-hour, 7-day, 30-day, and 12-month periods.
Mailcoy continuously monitors global spam registries (Spamhaus, Barracuda, SORBS) to verify your domain maintains clean IP reputation and zero blacklisting.
Email Delivery Logs
Full message history with instant search, direction badges (Inbound vs Outbound), delivery timestamps, and payload inspection.
Click any row in the dashboard Email Logs to view full message IDs, sender verification headers, and transmission latency.
REST API & Developer Integration
Send automated transactional emails (invoices, receipts, notifications) from your apps or CRM using the Mailcoy REST API.
curl -X POST https://api.mailcoy.com/v1/emails/send \
-H "Authorization: Bearer mc_live_secret_key" \
-H "Content-Type: application/json" \
-d '{
"from": "sales@yourcompany.com",
"to": "client@apple.com",
"subject": "Enterprise Proposal",
"html": "<p>Proposal attached.</p>"
}'Security, Privacy & Encryption
Mailcoy is engineered with strict enterprise privacy protections:
We never ask for or store Google account passwords. All tokens use OAuth 2.0.
Credentials and configuration data are encrypted with military-grade AES-256.
All messages are transported across high-security encrypted TLS 1.3 tunnels.
Billing, Currency & Subscriptions
Mailcoy supports multi-currency billing (Naira ₦ for Nigerian businesses and USD $ internationally) with flat team billing.
Manage payment cards, upgrade seat tiers, and download itemized PDF VAT invoices in Settings → Billing.
Workspace & Team Admins
Customize your workspace profile, default company timezone, and invite team administrators:
Invite co-founders, IT administrators, or managers under Settings → Team Admins & Members to grant dashboard management access with role-based permissions.
Frequently Asked Questions
Yes, absolutely. Mailcoy is built from the ground up to support organizations of any size—from single-person consultancies to multi-national enterprises with hundreds of staff. With high-throughput Anycast edge MX relays, dedicated IP warming pools, multi-domain routing, SAML SSO, and centralized RBAC offboarding controls, Mailcoy easily scales to handle millions of monthly emails.
Need Instant Help or Account Diagnostics?
Click the AI Support button in the bottom right corner of your screen anytime to ask technical questions, debug DNS verification, or calculate pricing in real time.
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