One thing I do with spam is bounce it.  I think that process may cause the 
"curious email"  because there mostly no response back to me.

Bill
On 14/06/2012, at 8:21 AM, Ronda Brown wrote:

> Hi Tom,
> 
> I don't suspect the email has been sent from any of your computers.
> You would need to look at the Long Headers in the email to see where it has 
> been sent from.
> 
> If you are not using the BigPond email Account, delete the Bigpond email 
> account from all your computers?
> 
> Cheers,
> Ronni
> 
> Sent from Ronni's iPad
> 
> On 13/06/2012, at 9:28 PM, tom samson <thefr...@iinet.net.au> wrote:
> 
>> First you are correct I have been with iinet for about five years
>> second there are no copies of that address on my machine and I cannot find 
>> it in spotlight or in address book
>> third mail was switched off at the time because we were at work.
>> and curious no sent mails.
>> 
>> I think I need to see if little snitch can prevent any unwarranted emails. 
>> Can this be done or is there another way ?
>> tom
>> On 13/06/2012, at 8:53 PM, cm wrote:
>> 
>>> Hi Tom,
>>> 
>>> Just a thought. I take it you are with iiNet now, hence the iiNet mailer 
>>> daemon. You may have your wife's old address in an address book somewhere 
>>> and inadvertently sent it an email. Which email account was the 
>>> notification directed to? Have a look in the sent folder of that account 
>>> from as many machines as you use that account on and see if there is an 
>>> email accidentally addressed to the old account.
>>> 
>>> Regards,
>>> Carlo
>>> 
>>> On 13/06/2012, at 20:48 , tom samson wrote:
>>> 
>>>> I had an undeliverable email notification from: Mail Delivery System 
>>>> <mailer-dae...@icp-osb-irony-out9.external.iinet.net.au> with the problem 
>>>> 5.1.0 Unknown address error 550-'5.1.1 and the email address of my wife's 
>>>> old big pond account from about 5 years ago.
>>>> It ends with suggesting that I sent this on 13 June 2012 2:12:43 PM AWST
>>>> 
>>>> the problem is we were at work at the time and this account has been 
>>>> inactive for a long time.
>>>> Is there a problem here? and how could this have happened?
>>>> tom Samson
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