Wow. Indeed. Thank you. The ip is 217.160.0.245 and yes, the complete ASN is blocked.
Am Di., 30. Apr. 2024 um 13:50 Uhr schrieb Marco Moock <m...@dorfdsl.de>: > > Am 30.04.2024 um 12:28:50 Uhr schrieb Stefan Bauer via mailop: > > > Sender-Domain IP is in UCEPROTECTL3, however none of his sending > > systems. Bad thing is, that this is one of the cluster-ips from > > IONOS/1&1, so many of our senders, having their domains hosted at > > IONOS/1&1 are currently affected even though non of the mail-sending > > systems appears in any blacklist. > > UCEprotect level 3 means the entire ASN. If that is listed, every IP > address is being affected, unless registered at whitelisted.org. > > Please check that at http://www.uceprotect.net/de/rblcheck.php > > It is a bad behavior if they drop mails instead of rejecting them with > a proper message.
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