When logged into your Substack account, head to your Posts tab and click on the post you want to see more details about.
Here, a summary of the post's performance including where readers of that particular post came from:
What does each traffic source mean?
Email- Your post was sent as a newsletter and opened and viewed in an email sent from your publication.
Direct- When a reader types your publication URL directly into the browser and clicks on your post or when there's an unknown source such as when a reader is using a web browser anonymously.
Other- Sources that account for <1% of views will appear as "Other".
Popular sites- If you or other readers shares your post on social media (Facebook, Twitter, etc), we'll display the site domain where readers clicked on the link and landed on your Substack post.