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SSL check results of baumgartner.onl

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Discover if the mail servers for baumgartner.onl can be reached through a secure connection.

To establish a secure connection a mail server has to offer STARTTLS (SSL), a trustworthy SSL certificate, support for the Diffie-Hellman-Algorithm to guarantee Perfect Forward Secrecy and must not be vulnerable against the Heartbleed attack. Futhermore we recommend using end-to-end encryption with GnuPG.

Summary

JSON Refresh

Report created Fri, 01 Aug 2025 00:31:27 +0000

The mailservers of baumgartner.onl can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @baumgartner.onl addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.zimmermann-d.de
2a02:c207:3004:4347::1
 5
supported
*.zimmermann-d.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • SSLv3
6 s
mail.zimmermann-d.de
173.249.6.117
 5
supported
*.zimmermann-d.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • SSLv3
3 s

Outgoing Mails

We have not received any emails from a @baumgartner.onl address so far. Test mail delivery

Certificates

First seen at:

CN=*.zimmermann-d.de

Certificate chain
Subject
Common Name (CN)
  • *.zimmermann-d.de
Alternative Names
  • *.zimmermann-d.de
  • zimmermann-d.de
Issuer
Country (C)
  • US
Organization (O)
  • Certera
Common Name (CN)
  • Certera DV SSL CA
validity period
Not valid before
2025-06-20
Not valid after
2026-07-21
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
2F:61:9C:DE:BB:88:25:E6:9A:AC:92:7F:37:83:C1:46:94:56:E1:D5:02:3F:0A:0B:D4:0C:A1:E5:5E:A3:04:C5
SHA1
B1:C8:9F:05:0B:5A:0C:D3:EA:6B:23:CB:E9:BD:A4:AC:4F:2C:DA:D0
X509v3 extensions
authorityKeyIdentifier
  • keyid:D3:7A:87:3A:C6:92:59:FF:E2:7D:B2:0D:33:E8:F6:84:FA:A5:70:68
subjectKeyIdentifier
  • F5:4D:A5:15:00:F9:09:13:11:A8:3A:C5:57:E8:A6:4C:C4:B3:09:37
certificatePolicies
  • Policy: 1.3.6.1.4.1.6449.1.2.2.101
  • CPS: https://sectigo.com/CPS
  • Policy: 2.23.140.1.2.1
authorityInfoAccess
  • CA Issuers - URI:http://Certera.crt.sectigo.com/CerteraDVSSLCA.crt
  • OCSP - URI:http://Certera.ocsp.sectigo.com
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : D8:09:55:3B:94:4F:7A:FF:C8:16:19:6F:94:4F:85:AB:
  • B0:F8:FC:5E:87:55:26:0F:15:D1:2E:72:BB:45:4B:14
  • Timestamp : Jun 20 15:27:36.838 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:34:3B:EB:D9:0E:7E:C7:BA:A2:59:15:66:
  • 3F:17:81:A9:DA:92:18:1B:A1:7F:34:85:43:9F:08:4E:
  • 04:06:A4:E3:02:20:50:CC:3E:EF:C3:B4:B0:AB:AD:83:
  • 69:CE:6B:54:56:CC:77:D6:AA:5C:D3:A9:C3:82:D7:8A:
  • AA:70:1A:F7:9B:7B
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : AC:AB:30:70:6C:EB:EC:84:31:F4:13:D2:F4:91:5F:11:
  • 1E:42:24:43:B1:F2:A6:8C:4F:3C:2B:3B:A7:1E:02:C3
  • Timestamp : Jun 20 15:27:36.770 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:A6:C7:65:0F:8F:32:93:64:67:85:58:
  • 5B:25:2A:B5:A6:5C:51:61:B0:EC:88:58:AF:49:EA:77:
  • 93:16:EE:2A:0C:02:20:48:49:74:64:CC:24:CC:F0:2B:
  • 0D:23:37:E5:06:73:6F:5E:86:46:2F:A6:1E:B7:9E:02:
  • 01:9B:76:AB:52:3B:70
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9:
  • 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77
  • Timestamp : Jun 20 15:27:36.745 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:52:68:44:A1:29:CB:2B:D9:BE:94:2D:F4:
  • 44:58:5C:3A:70:BC:91:34:B1:BD:1F:A7:CB:A2:3F:61:
  • 45:50:EC:36:02:21:00:89:53:43:7C:94:07:A7:4A:E1:
  • 29:9F:FD:CA:CD:05:B1:B6:F7:F1:5A:17:B6:63:FB:69:
  • CD:3B:A7:06:FF:A4:E3