IT
Tips – January 2014
Happy New Year! I hope everyone had a
splendid holiday and a tolerable headache on January 1.
![]() |
| Here is a generic New Years celebration stock photo for your viewing pleasure |
What’s Inside:
Tech Section
·
Email Bounce Messages
Kudos
·
Thank you Bill!
Email
Bounced Messages
I was trying to email Johnny Doe a hilarious Christmas
JibJab I found, but I keep getting this weird response:

That, my friend, is called
a “bounce message”
Bounce messages are intimidating-looking responses that
email servers transmit when there was a problem delivering your message. They
may look scary, but they’re not much different from getting a letter returned because
you put the wrong address on a mail envelope.
If you can look past the scary
technical jargon, you’ll see that most bounce messages display the problem in
plain old English. This tip will show you how to quickly find the problem and get
your message through to the recipient with little effort.
How do I identify a bounce message?
Bounce messages are pretty easy
to identify. You’ll send an email to someone and almost immediately receive a response
indicating that the message didn’t transmit. Typically, bounce messages come
from postmaster@[emaildomain].com
and the subject line usually says something like ‘delivery failed’, ‘message
rejected’ or ‘failure notice’.
I don’t know, man. That bounce message looks too intense for me…
The beauty of quickly analyzing
a bounce message is that you can ignore most of it. That’s right, don’t concern
yourself with all of the technical mumbo jumbo. You just need to find one magic
line.
Every organization configures how
their bounce messages look, so the magic line may be in different places on different
bounce messages. However, they all have a single location that tells you what
happened: look for a line in the message starting with “#550” or “500” followed
by a brief message. This is the location of the diagnostic message.
Following #550 is a diagnostic code
and then plain English explaining why the message didn’t transmit. As you can
see in this example, the email bounced because the address I typed was not
found (kshindler@janeiredale.com
does not exist).
Like this:
RecipNotFound = recipient not found. I simply typed the email address wrong.
There are a myriad of diagnostic
messages and I don’t expect you to understand all of them. Most of the time,
however, the bounce message diagnostic messages you’ll see are simple and easy
to understand.
Below is a list of some common messages
you may see along with an explanation. The messages can vary, but they should
be similar to what I have listed below.
Bounce Message Text
|
What it Means/What you should
do
|
Mailbox not found
|
The email address doesn't exist at the organization. Verify that
you have the correct address and try again.
|
Invalid mailbox
|
The email address doesn't exist at the organization. Verify that
you have the correct address and try again.
|
User unknown
|
The email address doesn't exist at the organization. Verify that
you have the correct address and try again.
|
Recipient not found
|
The email address doesn't exist at the organization. Verify that
you have the correct address and try again.
|
Bad recipient address
|
The email address doesn't exist at the organization. Verify that
you have the correct address and try again.
|
Mailbox full
|
The user's mailbox is full and they cannot receive email until
they clean it out.
|
Quota Exceeded
|
The user's mailbox is full and they cannot receive email until
they clean it out.
|
Unknown host
|
The part of the email address after the @ is wrong. Verify the
email address.
|
Nonexistant domain
|
The part of the email address after the @ is wrong. Verify the
email address.
|
Message refused
|
The recipient thinks your message is spam. Contact them and
request to be added to their email server "whitelist"
|
Spam detected
|
The recipient thinks your message is spam. Contact them and
request to be added to their email server "whitelist"
|
Rejected as spam
|
The recipient thinks your message is spam. Contact them and
request to be added to their email server "whitelist"
|
Exceeded maximum
message size
|
The email has an attachment that is too large for the server
|
Quick reference
|
|
Most likely a typo in the email address
|
|
The recipient needs to clean up her mailbox
|
|
The recipient needs to add you to their server whitelist
|
|
Your attachment is too big
|
|
There are other codes that are more
technical which aren’t listed in the chart above. If you get a bounce message
that doesn’t make sense like those in the chart, send it into IT Support and we’ll
have a look.
Kudos
A big thank you to our very own Bill Jennings for suggesting
this month’s IT Tip topic!
Have a great month, everyone!
-Keith
Please
don’t hesitate to shoot me an email if you have a something that you think will
make a good tip. You’ll get credit on the blog for your contribution and I
might give you a high-five


1 comment:
Nice tip, Keith.
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