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Email Deliverability
Custom Domains for Email Tracking
Custom Domains for Email Tracking

Learn how to add custom domains in SalesBlink to track emails

Sushant Shekhar avatar
Written by Sushant Shekhar
Updated over a week ago

Hi there!πŸ‘‹

Not sure what a Custom Domain is and why do we need it? πŸ€”

We've got you covered with everything.

Custom domain is simply your website address (ex.

And then there are sub-domains (ex.

How are Clicks and Opens tracked? πŸ“ˆ

Tracking Opens: A 1x1px white image is inserted in emails, when the image is loaded, our default tracking domain is triggered and we track the open.

Tracking Clicks: Any link that you insert in your emails is changed to a link with default tracking domain, when user clicks on the link in your email, we track the click and redirect πŸ”„ to your original link.

How does Custom Domain improve deliverability? 🌟

Since SalesBlink uses a default tracking domain (ex. for all the users, it is prone to be marked as a spam link by spam filters ⚠️. Adding a custom domain gives you control of the tracking links that you send in your emails πŸ“§, improving the overall email deliverability.

How do Custom Domains work in SalesBlink?

You can add multiple custom domains and sub-domains to SalesBlink then connect them to email senders. πŸ“§

You can connect a single domain to multiple email senders or add separate domains for each email sender. πŸ“§

Add a Custom Domain to Email Sender 🌟

1. Add a Custom Domain in SalesBlink

  1. Navigate to Outreach Settings.

  2. Click on "Add" in the Custom Domains Card.

3. Select your domain type as "Email Tracking Custom Domain" & enter your custom domain or sub-domain & hit "Create".

4. You will see the need to set the following DNS records to verify domains.

For Verifying Domains




A Record

@ or

For Verifying Sub-Domains





  1. Add the DNS records & hit "Verify Records".

  2. Once verified, you are ready to connect the custom domain or sub-domain to an Email Sender.

Note: It can take up to 24 hours βŒ›for DNS records to be updated before "Verify Records will work"

2. Connect Custom Domain to Email Sender

  1. Head over to Email Senders.

  2. Edit the Email Sender on which you wish to connect the custom domain.

3. Keep hitting next till you are on the last page where you will be able to add a custom domain to the email sender.

That's it! Now all your emails sent from the email sender will contain tracking links of your custom domain instead of the default domain. 😎

How to update DNS Records?

The process is slightly different depending on your DNS service, here are guides for some popular ones. πŸ‘‡

Hope you found this help doc useful! πŸ˜€


Why is my custom domain/subdomain not connected after 24 hours?

  • If you are using Cloudflare, do not select "Proxied", instead go with "DNS Only"

  • You can use this free DNSCHECKER to check if CNAME or A Record is set globally or not.

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