[Tools-discuss] Re: IETF mail service outage planned for 1200 UTC on 27 June 2024

"Eric Vyncke (evyncke)" <evyncke@cisco.com> Wed, 26 June 2024 14:33 UTC

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From: "Eric Vyncke (evyncke)" <evyncke@cisco.com>
To: Michael Richardson <mcr+ietf@sandelman.ca>, S Moonesamy <sm+ietf@elandsys.com>
Thread-Topic: [Tools-discuss] Re: IETF mail service outage planned for 1200 UTC on 27 June 2024
Thread-Index: AQHax0VQPRbaKF0teEKQNBEYUuqp1bHaHE8r
Date: Wed, 26 Jun 2024 14:33:38 +0000
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Subject: [Tools-discuss] Re: IETF mail service outage planned for 1200 UTC on 27 June 2024
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It is indeed DEEPLY concerning that IETF emails won’t be delivered over IPv6.

I must have missed this piece of information before else I would have opposed it.

Is it an AWS limitation ? AFAIK AWS leads the ‘cloud providers’ on the IPv6 front.

Regards but deeply concerned

-éric

PS: half-joking can we have v6ops & 6man email delivered by the old system ?

From: Michael Richardson <mcr+ietf@sandelman.ca>
Date: Tuesday, 25 June 2024 at 23:19
To: S Moonesamy <sm+ietf@elandsys.com>
Cc: tools-discuss@ietf.org <tools-discuss@ietf.org>
Subject: [Tools-discuss] Re: IETF mail service outage planned for 1200 UTC on 27 June 2024

S Moonesamy <sm+ietf@elandsys.com> wrote:
    > There is a SPF include for amazonses.com.  Does the above mean that the
    > mail traffic for ietf.org mailing lists will be sent through the
    > following IP addresses:

>   3.161.94.70 3.161.94.112 3.161.94.102 3.161.94.51

I get different answers for amazonses.com.
A bunch of 108.138.106.x IPv4, and no IPv6!
But that's not the included SPF list, which is different again, and also no IPv6.
This concerns me if ietf will no longer deliver over IPv6.

    > Are those IP addresses also used by other AWS customers?

Are you concerned that you will be unable to block other AWS customers
without also blocking ietf.org?

--
Michael Richardson <mcr+IETF@sandelman.ca>   . o O ( IPv6 IøT consulting )
           Sandelman Software Works Inc, Ottawa and Worldwide