Custom SMTP Server
Use your own SMTP server for complete infrastructure control. OutSends connects to any custom SMTP server so you can send campaigns on your terms.
How it works
Get started with custom smtp server in a few simple steps.
Set up SMTP server
Configure your SMTP server with the host, port, and authentication details.
Add to OutSends
Enter your server details in OutSends sender settings, including SSL or TLS preferences.
Test connection
OutSends sends a test email to verify the connection works correctly.
Send campaigns
Select your custom SMTP server as the sender and launch campaigns with full control.
Why OutSends for custom smtp server
Everything you need, integrated in one workspace.
- Complete control over your email delivery infrastructure
- No dependency on third-party email providers
- Use existing SMTP infrastructure you already manage
- Full visibility into delivery logs and server performance
Related features
Explore more capabilities that work alongside custom smtp server.
Frequently asked questions
What SMTP ports does OutSends support?
OutSends supports ports 25, 465 (SSL), 587 (TLS), and 2525.
Do I need SSL or TLS for my SMTP server?
TLS is recommended for secure email transmission. OutSends supports both SSL and TLS connections.
Can I use SMTP authentication?
Yes, OutSends supports SMTP authentication including LOGIN, PLAIN, and CRAM-MD5 methods.
Ready to try custom smtp server?
Create a workspace, connect a sender, and launch your first campaign \u2014 free, no credit card.