If you send an email to multiple recipients (regardless of whether it is To, CC or BCC), you will receive a notification that "Someone" has viewed your email as Ebsta doesn't know which of the recipients opened it.
Learn more by reading:
Ebsta Support -
If you send an email to multiple recipients (regardless of whether it is To, CC or BCC), you will receive a notification that "Someone" has viewed your email as Ebsta doesn't know which of the recipients opened it.
Learn more by reading: