Viele STARTTLS Fehler nach Tausch des Zertifikates

Frank Fiene ffiene at veka.com
Fr Apr 29 20:19:11 CEST 2022


Moin!

Ich weiß nicht mehr weiter.

Wenn ich https://www.checktls.com/TestReceiver <https://www.checktls.com/TestReceiver> auf unserer Domain versuche, sieht alles gut aus.

[000.000]		Trying TLS on smtp1.veka.com[185.254.60.2:25] (10)	[000.091]		Server answered	[001.038]	<‑‑	220 smtp1.veka.com ESMTP Postfix (Ubuntu)	[001.038]		We are allowed to connect	[001.038]	‑‑>	EHLO www12-azure.checktls.com	[001.134]	<‑‑	250-smtp1.veka.com
250-PIPELINING
250-SIZE 65536000
250-ETRN
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-DSN
250 SMTPUTF8	[001.134]		We can use this server	[001.134]		TLS is an option on this server	[001.135]	‑‑>	STARTTLS	[001.225]	<‑‑	220 2.0.0 Ready to start TLS	[001.225]		STARTTLS command works on this server	[001.465]		Connection converted to SSL			SSLVersion in use: TLSv1_3			Cipher in use: TLS_AES_256_GCM_SHA384			Perfect Forward Secrecy: yes			Session Algorithm in use: Curve X25519 DHE(253 bits)			Certificate #1 of 3 (sent by MX):			Cert VALIDATED: ok			Cert Hostname VERIFIED (smtp1.veka.com = veka.com | DNS:veka.com | DNS:*.veka.com | DNS:*.veka.de | DNS:veka.de | DNS:veka.nl | DNS:www.veka.nl | DNS:www.architecten.vekakozijn.nl | DNS:architecten.vekakozijn.nl | DNS:www.veka.ch | DNS:veka.ch | DNS:www.veka.it | DNS:veka.it | DNS:www.veka.be | DNS:veka.be | DNS:www.veka.cz | DNS:veka.cz | DNS:www.veka-ut.de | DNS:veka-ut.de | DNS:www.veka.com.tr | DNS:veka.com.tr | DNS:www.extranet.veka.fr | DNS:extranet.veka.fr | DNS:www.extranet.veka.es | DNS:extranet.veka.es | DNS:www.veka.pt | DNS:veka.pt | DNS:www.extranet.veka.pt | DNS:extranet.veka.pt | DNS:www.vekats.com | DNS:vekats.com | DNS:www.veka.sk | DNS:veka.sk | DNS:astaro.de01.veka.com)			Not Valid Before: Apr 28 00:00:00 2022 GMT			Not Valid After: May 20 23:59:59 2023 GMT			subject= /C=DE/ST=Nordrhein-Westfalen/L=Sendenhorst/O=Veka AG/CN=veka.com			issuer= /C=US/O=DigiCert Inc/OU=www.digicert.com/CN=GeoTrust TLS RSA CA G1			Certificate #2 of 3 (sent by MX):			Cert VALIDATED: ok			Not Valid Before: Nov  2 12:23:37 2017 GMT			Not Valid After: Nov  2 12:23:37 2027 GMT			subject= /C=US/O=DigiCert Inc/OU=www.digicert.com/CN=GeoTrust TLS RSA CA G1			issuer= /C=US/O=DigiCert Inc/OU=www.digicert.com/CN=DigiCert Global Root G2			Certificate #3 of 3 (added from CA Root Store):			Cert VALIDATED: ok			Not Valid Before: Aug  1 12:00:00 2013 GMT			Not Valid After: Jan 15 12:00:00 2038 GMT			subject= /C=US/O=DigiCert Inc/OU=www.digicert.com/CN=DigiCert Global Root G2			issuer= /C=US/O=DigiCert Inc/OU=www.digicert.com/CN=DigiCert Global Root G2	[001.911]	~~>	EHLO www12-azure.checktls.com	[002.002]	<~~	250-smtp1.veka.com
250-PIPELINING
250-SIZE 65536000
250-ETRN
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-DSN
250 SMTPUTF8	[002.003]		TLS successfully started on this server	[002.003]	~~>	MAIL FROM:<test at checktls.com>	[002.093]	<~~	250 2.1.0 Ok	[002.094]		Sender is OK	[002.094]	~~>	QUIT	[002.185]	<~~	221 2.0.0 Bye

Es kommen aber diverse Mails nicht an, vor allem von Microsoft und web.de <http://web.de/>, gmx wahrscheinlich auch.

Davon hab ich einiges im Log der MXe stehen:

Apr 29 19:55:54 smtp1 postfix/smtpd[20048]: lost connection after STARTTLS from smtpout15.sweb.ru[2a02:408:7722:1:77:222:41:79]
Apr 29 19:56:09 smtp1 postfix/smtpd[20045]: lost connection after STARTTLS from delivery.mailspamprotection.com[185.56.84.23]
Apr 29 19:56:46 smtp1 postfix/smtpd[22521]: lost connection after STARTTLS from e2i45.smtp2go.com[103.2.140.45]
Apr 29 19:58:50 smtp1 postfix/smtpd[23630]: lost connection after STARTTLS from server2.limesoft.com.br[67.23.255.130]
Apr 29 20:00:16 smtp1 postfix/smtpd[27009]: lost connection after STARTTLS from mout.gmx.net[212.227.15.15]
Apr 29 20:00:18 smtp1 postfix/smtpd[27006]: lost connection after STARTTLS from out3-76.antispamcloud.com[185.201.18.76]
Apr 29 20:03:25 smtp1 postfix/smtpd[27420]: lost connection after STARTTLS from molamola.ripe.net[2001:67c:2e8:11::c100:1371]
Apr 29 20:03:25 smtp1 postfix/smtpd[30976]: lost connection after STARTTLS from molamola.ripe.net[193.0.19.113]
Apr 29 20:04:06 smtp1 postfix/smtpd[30976]: lost connection after STARTTLS from 153207.onlinenow.com.ar[205.251.153.207]
Apr 29 20:04:40 smtp1 postfix/smtpd[32610]: lost connection after STARTTLS from smtpout13.sweb.ru[2a02:408:7722:1:77:222:41:57]
Apr 29 20:04:52 smtp1 postfix/smtpd[32596]: lost connection after STARTTLS from mout.web.de[212.227.17.12]
Apr 29 20:05:03 smtp1 postfix/smtpd[32595]: lost connection after STARTTLS from nx226.node02.secure-mailgate.com[192.162.87.226]
Apr 29 20:05:39 smtp1 postfix/smtpd[32599]: lost connection after STARTTLS from mout.gmx.net[212.227.17.22]
Apr 29 20:06:32 smtp1 postfix/smtpd[32598]: lost connection after STARTTLS from nx109.node02.secure-mailgate.com[192.162.87.109]
Apr 29 20:07:25 smtp1 postfix/smtpd[32595]: lost connection after STARTTLS from mail.ozokgroup.com[185.111.235.60]
Apr 29 20:09:14 smtp1 postfix/smtpd[32597]: lost connection after STARTTLS from resqmta-a1p-077438.sys.comcast.net[96.103.146.52]
Apr 29 20:11:08 smtp1 postfix/smtpd[6695]: lost connection after STARTTLS from delivery.mailspamprotection.com[185.56.85.145]
Apr 29 20:11:30 smtp1 postfix/smtpd[6695]: lost connection after STARTTLS from mout.web.de[212.227.17.11]
Apr 29 20:12:09 smtp1 postfix/smtpd[6537]: lost connection after STARTTLS from cp-nbg1-bgho.nethinks.com[212.218.193.253]

Komischerweise nichts von Microsoft.

Bin mal gespannt, ob die Mail hier wieder von der Mailingliste zu mir kommt.


Viele Grüße!
Frank
--
Frank Fiene
IT-Security Manager VEKA Group

Fon: +49 2526 29-6200
Fax: +49 2526 29-16-6200
mailto: ffiene at veka.com
http://www.veka.com

PGP-ID: 62112A51
PGP-Fingerprint: 7E12 D61B 40F0 212D 5A55 765D 2A3B B29B 6211 2A51
Threema: VZK5NDWW

VEKA AKTIENGESELLSCHAFT
Dieselstr. 8
48324 Sendenhorst
Deutschland/Germany
http://www.veka.com

Vorstand/Executive Board: Andreas Hartleif (Vorsitzender/CEO),
Pascal Heitmar, Josef L. Beckhoff, Elke Hartleif, Dr. Werner Schuler,
Vorsitzender des Aufsichtsrates/Chairman of Supervisory Board: Dr. Andreas W. Hillebrand

HRB 8282 AG Münster/District Court of Münster

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