I keep receiving Undeliverable Email notifications, for a few (but not all) recipients. Please see example below; obviously masked sensitive information. Would be nice if there were a way to "reverse lookup" these phone numbers to Students.
Error: Invalid user address
Error message below:
550 - Requested action not taken: no such user here
Message details:
Subject: News
Sent date: Thu Jan 18 21:23:18 UTC 2024
RCPT TO: ##########
@vtext.com
To:
"##########
@vtext.com" <##########
@vtext.com>
Size: 2.1 KiB
Number of lines: 1