mercury4-olek-~{504}: nslookup
 > set q=mx
 > listserv.fnal.gov
Server:         128.32.156.23
Address:        128.32.156.23#53

Non-authoritative answer:
listserv.fnal.gov       mail exchanger = 10 
listserv-fnal-gov.mail.protection.outlook.com.



On 11/16/2018 8:43 AM, Maarten wrote:
> I got the same error message, although I don't get  the last reported
> error since
>
> I'm not using outlook.com as my email service provider. Must be  the
> problem that was
>
> mentioned earlier that the list has switched to outlook.com/office 365?
>
> On 11/15/18 7:02 AM, Fermilab LISTSERV Server (16.0) wrote:
>> Thu, 15 Nov 2018 00:02:23
>>
>> You have been automatically  removed from the SCIENTIFIC-LINUX-USERS list
>> (Mailing  list for  Scientific  Linux  users worldwide)  as  a result  of
>> repeated delivery error reports from  your mail system. This decision was
>> based on  the list's automatic error  monitoring policy and has  not been
>> reviewed or otherwise confirmed by a person. If you receive this message,
>> then it  means that something is  wrong. While you are  obviously able to
>> receive mail,  your mail  system has been  regularly reporting  that your
>> account did not  exist, or that you were otherwise  permanently unable to
>> receive mail. Here is some information  that may assist you or your local
>> help desk in determining the cause of the problem:
>>
>> - The failing address is [log in to unmask]
>>
>> - The first error was reported on 2018-09-04.
>>
>> - Since then, a total of 7 delivery errors have been received.
>>
>> -  The last  reported  error  was: 5.1.8  550  5.1.8  Access denied,  bad
>> outbound    sender.     For    more    information    please     go    to
>> https://urldefense.proofpoint.com/v2/url?u=http-3A__go.microsoft.com_fwlink_-3FLinkId-3D526653&d=DwIFaQ&c=gRgGjJ3BkIsb5y6s49QqsA&r=gd8BzeSQcySVxr0gDWSEbN-P-pgDXkdyCtaMqdCgPPdW1cyL5RIpaIYrCn8C5x2A&m=XjdjcJqFxdzl-NYQeX8OaMRjTS9GPFPeqNV5586RGNw&s=fHxLwG81RMdLeAtvLG6LbbDuqNzxSrDK65lWIIptpCs&e=.                    S(8991)
>> [DM2PR09MB0399.namprd09.prod.outlook.com]
>> [BL2PR09CA0020.namprd09.prod.outlook.com] [BN1AFFO11FD027.protection.gbl]
>>
>> Please do  not ignore  this message.  While you  can re-subscribe  to the
>> list,  it is  important  for you  to  report this  problem  to your  mail
>> administrator so that  it can be solved. This problem  is not specific to
>> the SCIENTIFIC-LINUX-USERS  list and may  also affect your  private mail.
>> This  means that  you may  have lost  some private  mail as  well. Anyone
>> trying to write to you during the same time frame might have received the
>> same errors for the same reason.
>>


-- 
Olek Proskurowski
Applications Programmer IV
Nanolab Computer Systems Manager
664 Sutardja Dai Hall    Phone: (510) 809-8639
Berkeley, CA 94720-1770  Fax:   (510) 809-8699