Get your 365Sender account connected in minutes. Use the server settings below with any email client.
Use these settings for any email client. Your username is always your full email address.
| Protocol | Server | Port | Security | Authentication |
|---|---|---|---|---|
| IMAP (Incoming) | mail.365sender.com | 993 | SSL / TLS | Normal password |
| SMTP (Outgoing) | mail.365sender.com | 587 | STARTTLS | Normal password |
| SMTP (alternate) | mail.365sender.com | 465 | SSL / TLS | Normal password |
| POP3 (optional) | mail.365sender.com | 995 | SSL / TLS | Normal password |
| Username | Your full email address (e.g. [email protected]) | |||
Access your inbox, calendar, and contacts directly in your browser — no setup required.
Select your email client below for a tailored walkthrough.
In Outlook, click File → Add Account. If this is your first account, the setup wizard opens automatically.
Type your full email address (e.g. [email protected]) and click Connect.
When prompted for account type, select IMAP (not Exchange or POP3).
Server: mail.365sender.com · Port: 993 · Encryption: SSL/TLS
Server: mail.365sender.com · Port: 587 · Encryption: STARTTLS
Enter your password and click Connect. Outlook will verify settings and add the account.
Go to Mail → Add Account from the menu bar, then select Other Mail Account and click Continue.
Fill in your display name, full email address, and password. Click Sign In.
Account Type: IMAP
Incoming Server: mail.365sender.com
Port: 993 with SSL enabled.
Outgoing Server: mail.365sender.com
Port: 587 · Authentication: Password · Use TLS: Yes
Apple Mail will connect and begin syncing. You may be prompted to allow access — click Allow.
Open the iPhone/iPad Settings app, scroll down to Mail, tap Accounts → Add Account.
Tap Other at the bottom of the provider list, then tap Add Mail Account.
Name: your name · Email: your full address · Password: your password · Description: 365Sender (or any label)
Host: mail.365sender.com
Username: your full email address
Password: your password
Host: mail.365sender.com
Username: your full email address
Password: your password
Port: 587 with SSL on
iOS will verify the settings. Once verified, the account appears in your Mail app immediately.
In the Gmail app or your device's stock mail app, tap the menu icon and select Add Account → Other.
Type your full email address and tap Manual Setup to avoid auto-detection issues.
Choose Personal (IMAP) as the account type.
Server: mail.365sender.com
Port: 993 · Security: SSL/TLS
Server: mail.365sender.com
Port: 587 · Security: STARTTLS · Require sign-in: Yes
Enter your password when prompted and tap Next. The account will verify and sync.
Go to File → New → Existing Mail Account (or use the Account Setup wizard on first launch).
Fill in the fields and click Configure Manually — do not use auto-detection.
Protocol: IMAP · Server: mail.365sender.com
Port: 993 · Connection Security: SSL/TLS · Authentication: Normal Password
Server: mail.365sender.com
Port: 587 · Connection Security: STARTTLS · Authentication: Normal Password
Thunderbird will verify your settings. Click Done to complete setup. Your inbox will sync immediately.
Accounts are provisioned manually. Email [email protected] to get started. We'll set up your domain, configure DNS, and send you credentials within 24 hours.
Yes — that's the whole point. We configure MX, SPF, DKIM, and DMARC records for your domain. You maintain ownership of the domain; we handle deliverability.
Contact us at [email protected] for a password reset. We do not offer self-service resets — this is intentional for security.
Yes. Log in at mail.365sender.com/SOGo using your full email address and password. Webmail includes calendar and contacts sync.
Yes. CalDAV server: mail.365sender.com — use your email and password. Most clients detect this automatically once your mail account is added.
We target 99.9% uptime. The server runs on dedicated Hetzner infrastructure with automated monitoring and alerting.
Full mailbox snapshots run daily with 30-day retention. Restores are available on request at no extra charge.
No. 365Sender is for transactional and conversational email only. Bulk email or mass outreach violates our terms and will result in account suspension.