Hi, I think it's at least in part an anti-spam measure. We reject messages from new users and their server will try later. Spammers are less likely to retry delivery of their messages.
I'm personally not a fan of this, but.. Laurentiu On Thu, May 29, 2025, at 20:29, Daniel Evans via gdal-dev wrote: > Hi all, > > Over the last couple of months, I've been receiving emails from the gdal-dev > list with a significant delay, with emails from threads sometimes arriving > out of order. > > For example, in the recent thread on Java bindings, the email headers show > the following; > > Tom's initial email was delayed by 48 minutes, arriving at 1715 UTC: > - Originally sent by the mailing list at 1627 UTC > - After a few internal hops, received by lists.osgeo.org at 1636 UTC (with a > header stating X-Greylist: delayed by 473 seconds) > - Received my email provider's servers at 1715 UTC > > Even's reply was rather speedier, arriving at 1705 UTC, ten minutes before > the email it was replying to: > - Originally sent by the mailing list at 1705 > - Received by lists.osgeo.org at 1705 > - Received by my email provider at 1705 > > Has anyone else been observing similar behaviour? Given that some people are > replying before I see earlier emails, it's clearly not the same for all > recipients. > > Cheers, > Daniel > _______________________________________________ > gdal-dev mailing list > gdal-dev@lists.osgeo.org > https://lists.osgeo.org/mailman/listinfo/gdal-dev >
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