Re: [mailop] Microsoft's block list?

2023-11-22 Thread Tim Starr via mailop
Go to the URL, open a ticket, be persistent, explain that you don't send
any spam.

-Tim

On Wed, Nov 22, 2023 at 8:41 AM Otto J. Makela via mailop 
wrote:

> Can someone shed light on a Microsoft/Outlook block list? Our hobby server
> (on upcloud.com) seem to have been blocked for quite some time now.
>
> At this time, SPF and DKIM should be correct for our outgoing messages.
> Is there anything to be done, apart from switching to some mail sender
> company instead of ourselves attempting a direct connection?
>
> 2023-11-15T08:27:37.762372+00:00 mail postfix/smtp[113710]: 7407B6274D:
> to=, relay=
> hotmail-com.olc.protection.outlook.com[104.47.18.97]:25, delay=0.29,
> delays=0.05/0/0.21/0.03, dsn=5.7.1, status=bounced (host
> hotmail-com.olc.protection.outlook.com[104.47.18.97] said: 550 5.7.1
> Unfortunately, messages from [SERVERIPADDRESS] weren't sent. Please contact
> your Internet service provider since part of their network is on our block
> list (S3150). You can also refer your provider to
> http://mail.live.com/mail/troubleshooting.aspx#errors. [
> AM6EUR05FT032.eop-eur05.prod.protection.outlook.com
> 2023-11-15T08:27:37.743Z 08DBE4B9C5B508E7] (in reply to MAIL FROM command))
>
> --
> /* * * Otto J. Makela  * * * * * * * * * */
>/* Phone: +358 40 765 5772, ICBM: N 60 10' E 24 55' */
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> /* * * Computers Rule 0100 01001011 * * * * * * */
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Re: [mailop] Microsoft's block list?

2023-11-22 Thread Atro Tossavainen via mailop
On Wed, Nov 22, 2023 at 04:25:36PM +0200, Otto J. Makela via mailop wrote:
> Can someone shed light on a Microsoft/Outlook block list? Our hobby server
> (on upcloud.com) seem to have been blocked for quite some time now.

I have no idea why, but given that upcloud.com spammed my company to
try to sell us their business, I'd be tempted to say that they have
a reputation. The "n" is way too small to claim that it would mean
anything, but maybe this unique data point could serve as that $.02
that you needed to move your VPS to another provider.

(I can provide a complete unredacted copy of the spam to you, you and I
 go back 40 years and I have no issues trusting you with spam evidence.)

> At this time, SPF and DKIM should be correct for our outgoing messages.
> Is there anything to be done, apart from switching to some mail sender
> company instead of ourselves attempting a direct connection?

A direct connection may be perfectly fine. Your server will always be
affected by your hosting provider's reputation. I wouldn't try with
DigitalOcean either.

-- 
Atro Tossavainen, Founder, Partner
Koli-Lõks OÜ (reg. no. 12815457, VAT ID EE101811635)
Tallinn, Estonia
tel. +372-5883-4269, https://www.koliloks.eu/
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Re: [mailop] Microsoft's block list?

2023-11-22 Thread Byron Lunz via mailop
Jaroslaw, that's the typical process. I've had to go through that a
few times. However, recently MS decided to block a server I manage and
this time, they refuse to remove the block AND they refuse to tell me
why. The last reply I received was:

  As previously stated, your IP (xx.xx.xx.xxx) do not qualify for
mitigation at this time.  I do apologize, but I am unable to provide
any details about this situation since we do not have the liberty to
discuss the nature of the block. At this point, I would suggest that
you review and comply with Outlook.com’s technical standards. We
regret that we are unable to provide any additional information or
assistance at this time.

Of course, this server has been online, delivering wanted mail to MS
for years. I've received just 3 MJRP reports for this server in the
last 6 months and its SNDS rating is consistently <0.1%. When I
responded AGAIN with that information, I got no further replies. I DID
look into the 'technical standards' link, but everything suggested,
we're doing. Their system, their rules, I guess, but this sucks.

Byron Lunz
www.cctomany.com

On Wed, Nov 22, 2023 at 7:54 AM Jaroslaw Rafa via mailop
 wrote:
>
> Dnia 22.11.2023 o godz. 16:25:36 Otto J. Makela via mailop pisze:
> > Can someone shed light on a Microsoft/Outlook block list? Our hobby server
> > (on upcloud.com) seem to have been blocked for quite some time now.
> >
> > At this time, SPF and DKIM should be correct for our outgoing messages.
> > Is there anything to be done, apart from switching to some mail sender
> > company instead of ourselves attempting a direct connection?
>
> I recently had this.
>
> My hosting company told me I need myself fill appropriate forms at Microsoft
> to be unblocked. Of course after I did it I got a standard reply from them
> that "my IP does not qualify for mitigation", to which I replied by mail
> asking to be unblocked nevertheless - and it worked. I can now send to
> Microsoft.
>
> According to the information my hosting comapny gave me, I first subscribed
> to Microsft SNDS here:
> https://postmaster.live.com/snds/JMRP.aspx?wa=wsignin1.0
>
> and then I submitted the request for my server IP to be unblocked:
> https://support.microsoft.com/en-us/getsupport?oaspworkflow=start_1.0.0.0=capsub=edfsmsbl3=en-us=635857671692853062
> --
> Regards,
>Jaroslaw Rafa
>r...@rafa.eu.org
> --
> "In a million years, when kids go to school, they're gonna know: once there
> was a Hushpuppy, and she lived with her daddy in the Bathtub."
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Re: [mailop] Microsoft's block list?

2023-11-22 Thread Jaroslaw Rafa via mailop
Dnia 22.11.2023 o godz. 16:25:36 Otto J. Makela via mailop pisze:
> Can someone shed light on a Microsoft/Outlook block list? Our hobby server
> (on upcloud.com) seem to have been blocked for quite some time now.
> 
> At this time, SPF and DKIM should be correct for our outgoing messages.
> Is there anything to be done, apart from switching to some mail sender
> company instead of ourselves attempting a direct connection?

I recently had this.

My hosting company told me I need myself fill appropriate forms at Microsoft
to be unblocked. Of course after I did it I got a standard reply from them
that "my IP does not qualify for mitigation", to which I replied by mail
asking to be unblocked nevertheless - and it worked. I can now send to
Microsoft.

According to the information my hosting comapny gave me, I first subscribed
to Microsft SNDS here:
https://postmaster.live.com/snds/JMRP.aspx?wa=wsignin1.0

and then I submitted the request for my server IP to be unblocked:
https://support.microsoft.com/en-us/getsupport?oaspworkflow=start_1.0.0.0=capsub=edfsmsbl3=en-us=635857671692853062
-- 
Regards,
   Jaroslaw Rafa
   r...@rafa.eu.org
--
"In a million years, when kids go to school, they're gonna know: once there
was a Hushpuppy, and she lived with her daddy in the Bathtub."
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[mailop] Microsoft's block list?

2023-11-22 Thread Otto J. Makela via mailop

Can someone shed light on a Microsoft/Outlook block list? Our hobby server
(on upcloud.com) seem to have been blocked for quite some time now.

At this time, SPF and DKIM should be correct for our outgoing messages.
Is there anything to be done, apart from switching to some mail sender
company instead of ourselves attempting a direct connection?

2023-11-15T08:27:37.762372+00:00 mail postfix/smtp[113710]: 7407B6274D: 
to=, 
relay=hotmail-com.olc.protection.outlook.com[104.47.18.97]:25, delay=0.29, 
delays=0.05/0/0.21/0.03, dsn=5.7.1, status=bounced (host 
hotmail-com.olc.protection.outlook.com[104.47.18.97] said: 550 5.7.1 Unfortunately, 
messages from [SERVERIPADDRESS] weren't sent. Please contact your Internet service 
provider since part of their network is on our block list (S3150). You can also refer 
your provider to http://mail.live.com/mail/troubleshooting.aspx#errors. 
[AM6EUR05FT032.eop-eur05.prod.protection.outlook.com 2023-11-15T08:27:37.743Z 
08DBE4B9C5B508E7] (in reply to MAIL FROM command))

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  /* Phone: +358 40 765 5772, ICBM: N 60 10' E 24 55' */
 /* Mail: Mechelininkatu 26 B 27,  FI-00100 Helsinki */
/* * * Computers Rule 0100 01001011 * * * * * * */
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