How does Similarweb classify traffic from an iFrame?

An iFrame (i.e. Inline Frame) is an HTML document embedded inside another HTML document on a website. iFrames are often used to insert content from another source into a web page.

How does Similarweb classify iFrame traffic in our data?

We track iFrame traffic as referral traffic from Site A (the site the iFrame link is embedded on) to Site B (the site that the user is directed to after clicking the iFrame link).