Having read up the entire thread now, I wonder if this issue might be worth
raising with Germany‘s federal regulator for (inter alia) postal and telco
services, BNetzA.
I wonder what would happen if the owner of a 20-storey apartment building would
only allow properly accredited - according to its own, partly ambiguous rules -
mail delivery services into the house…
Comments?
> Am 19.10.2022 um 13:39 schrieb Heiko Schlittermann via mailop
> <mailop@mailop.org>:
>
> Hello,
>
> I'm not sure how to complain and where. But I hope that here we can
> start a discussion again. I'm quite upset.
>
> Is this the new world?
>
> A given mailhost (ran privately for smaller entities) can't send
> messages to T-Online anymore.
>
> 554 IP=168.119.159.241 - A problem occurred. …
>
> The sending IP belongs to a rented host (rented from a major German
> hoster). The answer he (the owner of that host) got was about like this:
>
> (translation by me):
> Sorry, we only accept messages from proven
> commercial or similiar servers. Please use the SMTP relay of your hoster
> or your ISP.
>
> I know that T-Online's postmaster announced this kind of behaviour, but
> I didn't expect that they are going to implement it, as I saw enough
> complaints here.
>
> From my point of view they now force smaller MSP into contracts with
> bigger mail relays, working towards a centralization of mail services,
> which IMHO is exactly the opposite way mail was originally designed to
> work as.
>
> @mailops: What's your opinion?
>
> Personally I consider this quite rude, and as a smaller ISP I'll be hit
> sooner or later. As an Exim developer I'm asking myself why they
> (T-Online) assume that I shouldn't run my own mail service.
>
> Best regards from Dresden/Germany
> Viele Grüße aus Dresden
> Heiko Schlittermann
> --
> SCHLITTERMANN.de ---------------------------- internet & unix support -
> Heiko Schlittermann, Dipl.-Ing. (TU) - {fon,fax}: +49.351.802998{1,3} -
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