This is an automatically generated Delivery Status Notification
THIS IS A WARNING MESSAGE ONLY.
YOU DO NOT NEED TO RESEND YOUR MESSAGE.
Delivery to the following recipient has been delayed:
no-reply+0f8be491@classroom.google.com
Message will be retried for 2 more day(s)
Technical details of temporary failure:
The recipient server did not accept our requests to connect. Learn more at http://support.google.com/mail/bin/answer.py?answer=7720
[(0) classroom.google.com. [74.125.205.113]:25: socket error]
[(0) classroom.google.com. [74.125.205.100]:25: socket error]
[(0) classroom.google.com. [74.125.205.138]:25: socket error]
[(0) classroom.google.com. [74.125.205.139]:25: socket error]
[(0) classroom.google.com. [74.125.205.102]:25: socket error]
[(0) classroom.google.com. [74.125.205.101]:25: socket error]
[(0) classroom.google.com. [2a00:1450:4010:c04::66]:25: socket error]