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Coresender is a perfect match for Insightly

Any tool that sends email should use a proven, reliable SMTP server. Coresender ensures high deliverability and provides an array of analytic insights. We’ll make sure your emails actually reach their destination - your clients’ inboxes - so you can focus on running your business.

How to set up the SMTP server for Insightly

Before you begin

  • Have your first Sending account created
  • Have your first Sending domain added and verified

Not there yet? Complete the Coresener Quick Start Guide first.

Configuring Coresender SMTP and Insightly

  1. Log in to Insightly and go to User SettingsEmail Accounts.
  2. Under Add Email Accounts select Other.
  1. Get your SMTP details ready.

Your Coresender SMTP details

To grab your SMTP credentials, go to Coresender control panel and click on

Sending accounts(name)SMTP server tab.

Then select an API key to show your SMTP username and password.

SMTP hostname is always

You can connect on ports 587 or 465.

A screenshot of Coresender control panel showing SMTP Server configuration.
  1. Fill in SMTP details.
    Please note that your Email Address has to be in the domain that you have added and verified in Coresender.
  1. Check if you get a verification email from Insightly and the new account shows in the Email Accounts list.
  1. You're done 🙂


Insightly CRM is now configured to use Coresender SMTP server.

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Try Coresender today

Whether you need to send a few hundred emails or a few million, we’re ready to help you deliver your message. Are you ready to get started?
Start for free
or, if you have more questions, contact us.