The other party is putting our mails in junk/spam folder. Mail is not rejected and reports, that the reason is invalid dkim signatur.
Am Fr., 26. Aug. 2022 um 11:56 Uhr schrieb Laura Atkins via mailop < mailop@mailop.org>: > When you say “fail” do you mean the mail is being rejected? Or just that > one signature is failing to verify with DKIM? > > laura > > > > On 26 Aug 2022, at 10:32, Stefan Bauer via mailop <mailop@mailop.org> > wrote: > > Hi folks, > > are 2 DKIM-signatures in a mail with different s= but for same d= a > problem in general? > > According to RFC 6376 4.2 i would say no, the receiver should check both > signatures and not perm fail on the first, however we see some trouble with > some recipients: > > Log from receivers: > > 2022-08-22T06:35:38+02:00 S2VG300MR01 MTA[10124]: 2022-08-22 06:35:38 > [10124] 1oPzA2-0002dI-Qd acl_check_dkim: fail domain.tld domain.tld > 2022-08-22T06:35:38+02:00 S2VG300MR01 MTA[10124]: 2022-08-22 06:35:38 > [10124] 1oPzA2-0002dI-Qd DKIM: d=domain.tld s=18022801 c=relaxed/relaxed > a=rsa-sha256 b=2048 t=1661142932 [verification failed - signature did not > verify (headers probably modified in transit)] > > We have 2 mail worlds, that send mail for same domain. Sometimes, a mail > from world 1, enters world 2, gets processed and send to third party. This > way, the mail has 2 signatures. > > Thank you. > > Stefan > > > _______________________________________________ > mailop mailing list > mailop@mailop.org > https://list.mailop.org/listinfo/mailop > > > -- > The Delivery Experts > > Laura Atkins > Word to the Wise > la...@wordtothewise.com > > Email Delivery Blog: http://wordtothewise.com/blog > > > > > > > _______________________________________________ > mailop mailing list > mailop@mailop.org > https://list.mailop.org/listinfo/mailop >
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