silently being
dropped upon delivery.
Thank you,
Kirk MacDonald
kirk.macdon...@resmed.com
Information Security Analyst
Halifax, NS CA
--
Warning: Copyright ResMed. Where the contents of this email and/or attachment
includes
If there are any folks from freenet.de in Germany on this list, could they
please reply to me regarding delivery issues of mail out of sendgrid infra? It
relates to an unclear (to me) SMTP 550 response code "No valid sender in header"
Kirk MacDonald
kirk.macdon...@resmed.com<mailt
My thinking is somewhat related to a thread on this list back in Oct
2017 (Subject: Slow botnet IMAP scans).
I've begun to observe IMAP searches initiated by our clients. We
experienced a DoS type of event some months ago against IMAP and it was
clear resource exhaustion related to IMAP search
Please contact me off list.
The question is in regards to a domain who appears to be signed for DMARC
reports via dmarcian, but might need some help with their policy.
Kirk MacDonald | System Analyst II
Eastlink | Internet
kirk.macdon...@corp.eastlink.caT:902.406.4969
storage array showed the increased
load was all “read” operations, as if the clients might have been
(re)fetching/(re)syncing messages.
Kirk MacDonald
Eastlink
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https://www.spamhaus.org/sbl/query/SBL229646
This one is a pretty old listing.
Kirk MacDonald
-Original Message-
From: mailop [mailto:mailop-boun...@mailop.org] On Behalf Of Benoit Panizzon
Sent: Friday, July 28, 2017 11:47 AM
To: mailop@mailop.org
Subject: [mailop] GMX on various
ordlist/regex complexity),
but it would be interesting to know if there are addresses which folks commonly
feel fall into a role/reserved type of category and/or should otherwise be
restricted to the domain owners use (or no one's use).
Kirk MacDonald
Eastlink
_
Struggling a bit to understand a development this morning about MTAs being
listed on Spamhaus for a CBL listing for something called c_sludge. The Googles
has really nothing helpful about what c_sludge is.
Thoughts? Tips?
Kirk MacDonald
System Analyst II
Internet
Eastlink
If there’s anyone from whatcounts.com lurking would they be so kind as to ping
me off list?
Kirk MacDonald
System Analyst II
Internet
Eastlink
kirk.macdon...@corp.eastlink.ca<mailto:%20kirk.macdon...@corp.eastlink.ca>
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.protection.gbl
BY2FFO11FD053.protection.gbl
BY2FFO11FD055.protection.gbl
BY2FFO11OLC003.protection.gbl
BY2FFO11OLC012.protection.gbl
BY2FFO11OLC015.protection.gbl
BY2FFO11OLC016.protection.gbl
Kirk MacDonald
System Administrator
Internet
Eastlink
From: Michael Wise [mailto:michael.w...@microsoft.com
where
Outlook/Live/Hotmail stops and protection.outlook.com begins.
Kirk MacDonald
System Administrator
Internet
Eastlink
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Another reasonably common 4xx:
4.4.3 Temporary server error. Please try again later ATTR2
Kirk MacDonald
System Administrator
Internet
Eastlink
From: mailop [mailto:mailop-boun...@mailop.org] On Behalf Of Kirk MacDonald
Sent: Thursday, June 30, 2016 11:51 AM
To: mailop@mailop.org
Subject
Sorry to drag up an older thread. Has there been any further discoveries on
this front? Based on our message store interface bps records I'd say this
behavior looks to have started April 17 or 18 2016.
Kirk MacDonald
System Administrator
Internet
Eastlink
-Original Message-
Convergence... which is part of the Oracle Communications Suite.
I'd also be curious if any "larger" mailbox providers are using something other
than Oracle, OpenXchange, Openwave or Zimbra.
Kirk MacDonald
System Administrator
Internet
Eastlink
-Original Message---
[mailto:t...@kooky.org]
Sent: Friday, April 01, 2016 5:58 AM
To: Kirk MacDonald ; mailop@mailop.org
Subject: Re: [mailop] Gmail red open padlock composing message
On 31/03/16 17:38, Kirk MacDonald wrote:
> With thanks to Google for pushing the cause, I implemented STARTTLS
> functionality on my
Brandon,
Thank you for your efforts.
Kirk
From: Brandon Long [mailto:bl...@google.com]
Sent: Thursday, March 31, 2016 9:10 PM
To: Franck Martin
Cc: Kirk MacDonald ; mailop@mailop.org
Subject: Re: [mailop] Gmail red open padlock composing message
I've pinged the team to see what the upda
since passed. My own personal
testing seems to indicate I didn’t do anything terribly stupid when
implementing STARTTLS at the MX.
Kirk MacDonald
System Administrator
Internet
Eastlink
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contact me off list.
Thank you
Kirk MacDonald
System Administrator
Internet
Eastlink
kirk.macdon...@corp.eastlink.ca
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Looking for an anti-abuse contact for ISP email with Telus regarding some
backscatter problems. Please contact me off list.
Kirk MacDonald
System Administrator
Internet
Eastlink
kirk.macdon...@corp.eastlink.ca
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