I try to send mails from a official Exchange O365 Server but the mails come back with: 550 5.7.350 Remote server returned message detected as spam -> 550 Rejected because 52.101.171.137 is in a black list at zen.spamhaus.org;Error: open resolver; https://check.spamhaus.org/returnc/pub/46.38.225.220…

[image] Exim rejecting emails Because Spamhaus rejects requests for some public dns resolvers. You can: 1.- Disable the spamhaus dnsbl (not recommended) 2.- Change the dns resolver used by your server to one not blocked by Spamhaus like 76.76.2.0 and 76.76…

In Germany we say: Thanks for the wave wiht a fencepost :stuck_out_tongue: I created a account to spamhouse and addes the dqs (funny i already had a account from my testing phase but forgot this step) Now waiting for the results but first test message looks good, its working instantly in my opinio…

@sahsanu now I am totally confused: Before the change of DQS Key in the exim4 files I got a good result of your Curl-Script: " curl -sSL https://7j.gg/chksph2 | bash -s – " But now I get error on the Curl Script. kpssh@hub:~$ curl -sSL https://7j.gg/chksph2 | bash -s -- Test 01: Listed by XBL, s…

I only added a account on spamhouse and added the dqs key to the domain in the exim4 dnbsl file like the guide instructs

Ah and I forgot to say: But all test mails now are working…

[image] kparzinger: Thanks for the wave wiht a fencepost :stuck_out_tongue: You’re welcome :wink: [image] kparzinger: Before the change of DQS Key in the exim4 files I got a good result of your Curl-Script: " curl -sSL https://7j.gg/chksph2 | bash -s – " But now I get error on the Curl…

I already edited the message. After a second restart of exim4 the Curl test is looking good again. I will test it in the next days a bit. Thank you for all

Spamhaus blocks mails but Spam and AntiVirus is deactivated

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sahsanu May 26, 2025, 7:05pm 2