I've seen this with Yahoo btw... One of the 15 shared pool IPs was just
permanently blacklisted / not accepting mail.
Yours,
David
On Fri, 31 Aug 2018 at 00:23, Michael Wise via mailop
wrote:
>
> /me coughs discretely ...
>
> As I don't have the right crescent wrench to what this issue, I have
> forwarded your concerns to the people who ARE in a position to get a better
> understanding of these issues.
> There's a lot of conflicting signals that SmartScreen takes into
> consideration, and a lot of ... obscure-on-purpose policies that affect how
> the folks who are typically the ones to mitigate these issues are allowed
> to do ... and yes, a lot of boilerplate, sometimes that doesn't seem ... on
> point.
>
> /sigh
>
> I will do what I can.
>
> Aloha,
> Michael.
> --
> Michael J Wise
> Microsoft Corporation| Spam Analysis
> "Your Spam Specimen Has Been Processed."
> Got the Junk Mail Reporting Tool ?
>
> -Original Message-
> From: mailop On Behalf Of John Stephenson
> Sent: Thursday, August 30, 2018 10:57 AM
> To: bbil...@splio.com
> Cc: mailop ; Stefano Bagnara
> Subject: Re: [mailop] SmartScreen weirdness
>
> >For my part, rather than complaining, I'd like to know what we could do
> to help Microsoft, in case this is considered not to be normal.
> I should have included that and emphasized the fact that individuals at
> Microsoft have been very helpful to respond and pass things along, but I
> feel strongly that some major, network level changes have taken place which
> are having unintended consequences and which aren't readily apparent or
> fixable by abuse/product folks. I have heard this sentiment from other ESP
> pros who definitely know the difference between a good client and a bad one.
> On Thu, Aug 30, 2018 at 9:34 AM Benjamin BILLON wrote:
> >
> > WELL.
> > *streches his fingers*
> >
> > We have one IP, 91.190.168.55, red in SNDS for YEARS.
> > I have record of traffic (mostly green, with some yellow) back to Nov.
> 2009.
> > Then some time with no traffic, then red, then green, the IP lived.
> > In 2014, it became ReturnPath certified. All green. Then in 2016, the
> certification was canceled by the sender. Since then, only red, with
> obvious junk folder placement (4% open rate for Microsoft vs. 20% for other
> ISPs).
> > I spotted one day of yellow in 2017, probably a glitch =) It was still
> > dedicated to the same client (who previously had the Certification)
> until March 2018, where it started to send a low volume of shared traffic,
> with the incredulous hope of changing the color. No luck.
> >
> > Of course there were tickets about that, with no result.
> >
> > I know that during certification Microsoft doesn't maintain the
> reputation of the IP, so it is considered cold again after it's over. But
> it should regain some reputation at some point, that happens regularly.
> Just not this IP. I still sacrifice some traffic every day to monitor this.
> My life is amazing.
> >
> > We also have the case of IPs showed as green by SNDS, but with obvious
> junk folder placement (and that since the migration to the Outlook
> Protection platform, I have a very nice theory to discuss around frosty
> beverages).
> > And tickets aren't helping much.
> > We also have cases of clients with Microsoft recipients opening at
> roughly 1/3rd compared to other ISPs. SNDS color may vary, but MS Support
> finds nothing to do (or doesn't reply, then when we push back the ticket
> has been closed).
> >
> > Anyway you're not alone in this.
> > From the various groups of ESPs I'm in, the recurring nightmare of all
> is Microsoft.
> >
> > For my part, rather than complaining, I'd like to know what we could do
> to help Microsoft, in case this is considered not to be normal.
> >
> > Cheers!
> > --
> >
> > Benjamin
> >
> > -Original Message-
> > From: mailop On Behalf Of Stefano Bagnara
> > Sent: Thursday, 30 August, 2018 17:40
> > To: mailop
> > Subject: [mailop] SmartScreen weirdness
> >
> > Hi all, or I should probably say Hi Michael, :-)
> >
> > I manage a pool of 5 IPs shared by the same group of senders (>100 small
> senders).
> > IPs are 188.165.188.85..188.165.188.89. (please no OVH-flames)
> >
> > They are low volume and they sends the same things (emails are
> roundrobin-ed between the IPs). They share the same reputation of public
> reputation providers (99 on senderscore, good on Talos). They haven't been
> blacklisted recently (AFAIK).
> >
> > One of those IPs is RED on SNDS (188.165.188.85) and in fact, emails
> sent by that IP to new email addresses ends up in the Junk folder. The
> other 4 IPs are GREEN and have always been GREEN and an email sent to a new
> recipient is sent to inbox. I say "new recipients" because if I send an
> email to an "old recipient" that is already reading that email flow the
> email is inboxed by both. It's hard to "debug" this from the outside
> because I need reports from "new users" or I'd have to create new hotmail
> accounts.
> >
> > In
