About send an email to AOL
I got 2 warning email
1.
This message was created automatically by mail delivery system.
THIS IS A WARNING MESSAGE ONLY.
YOU DO NOT NEED TO RESEND YOUR MESSAGE.
The original message was received at Fri, 10 Feb 2017 03:03:50 -0800
from
m.huebner@kn-bs.org [
m.huebner@kn-bs.org]
----- The following addresses had fatal errors -----
[Status: Error, Address: <
maren_petersen@aol.de>, ResponseCode 421, mtaiw-aam01.mx.aol.com Service unavailable - try again later]
Message will be retried for 4 more day(s)
2.
This message was created automatically by mail delivery system.
THIS IS A WARNING MESSAGE ONLY.
YOU DO NOT NEED TO RESEND YOUR MESSAGE.
The original message was received at Fri, 10 Feb 2017 00:13:07 -0800
from
m.huebner@kn-bs.org [
m.huebner@kn-bs.org]
----- The following addresses had fatal errors -----
[Status: Error, Address: <
maren_petersen@aol.de>, ResponseCode 421, 4.7.1 : (DYN:T1)
https://postmaster.aol.com/error-codes#421dynt1]
Message will be retried for 4 more day(s)
can you explain this and how to fix, and receiver got en email or not?