Subdomain validation

How is this validation for subdomain (pasta.site.com)?
And is domain validation mandatory to use the Zoom embed app on websites?

@germano.alves
Hello,
Thank you for reaching out in relation to Our Domain Validation process. The next steps will be sent to you via DM (Direct Message). Please refer to our domain validation resource: Domain Validation Explanation for any further questions you may have about the process.

Thank you.

And how do I send a DM here?
I didn’t find the exact path.

Hello @germano.alves

I see that we already have an active DM thread. I will respond to your message directly via DM.

Best,
Yoon