SSL-Tools

SSL check results of mta.stadtwerke-wismar.de

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Discover if the mail servers for mta.stadtwerke-wismar.de 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 Mon, 25 May 2026 00:31:28 +0000

The mailservers of mta.stadtwerke-wismar.de can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @mta.stadtwerke-wismar.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mta.stadtwerke-wismar.de
212.204.47.101
 -
supported
*.stadtwerke-wismar.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
12 s

Outgoing Mails

We have not received any emails from a @mta.stadtwerke-wismar.de address so far. Test mail delivery

Certificates

First seen at:

CN=*.stadtwerke-wismar.de

Certificate chain
Subject
Common Name (CN)
  • *.stadtwerke-wismar.de
Alternative Names
  • *.stadtwerke-wismar.de
  • stadtwerke-wismar.de
Issuer
Country (C)
  • US
Organization (O)
  • DigiCert Inc
Organizational Unit (OU)
  • www.digicert.com
Common Name (CN)
  • Thawte TLS RSA CA G1
validity period
Not valid before
2025-12-05
Not valid after
2026-12-11
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
82:CC:C7:CB:B3:BE:6F:C5:E0:ED:29:90:6A:C5:BD:33:B3:D9:1D:95:68:66:A2:65:85:AD:B1:4C:C3:CA:F6:86
SHA1
E8:FB:FB:F8:21:A1:60:8E:83:D1:D7:1C:CE:C5:AC:65:2E:CE:43:7E
X509v3 extensions
authorityKeyIdentifier
  • keyid:A5:8C:FE:32:CC:EB:0F:2C:D4:19:C6:08:B8:00:24:88:5D:C3:C5:B7
subjectKeyIdentifier
  • 2D:6D:B8:D0:64:4C:1F:06:FE:73:1D:89:6B:C2:CC:05:66:8C:E1:26
certificatePolicies
  • Policy: 2.23.140.1.2.1
  • CPS: http://www.digicert.com/CPS
crlDistributionPoints
  • Full Name:
  • URI:http://cdp.thawte.com/ThawteTLSRSACAG1.crl
authorityInfoAccess
  • OCSP - URI:http://status.thawte.com
  • CA Issuers - URI:http://cacerts.thawte.com/ThawteTLSRSACAG1.crt
ct_precert_scts
  • 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 : Dec 5 07:30:08.072 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:00:A5:8C:30:F5:D6:0C:7F:D1:D0:34:09:
  • F9:88:BE:C1:00:56:65:D9:B2:C5:55:C9:7B:F5:93:9F:
  • 31:AF:0A:BE:02:21:00:8E:A4:8E:99:0E:D4:BC:96:74:
  • 13:F5:93:8A:69:00:DE:CC:E9:37:1E:7A:C3:78:F8:94:
  • 9E:6D:BE:A7:6B:D1:7A
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : C8:A3:C4:7F:C7:B3:AD:B9:35:6B:01:3F:6A:7A:12:6D:
  • E3:3A:4E:43:A5:C6:46:F9:97:AD:39:75:99:1D:CF:9A
  • Timestamp : Dec 5 07:30:08.118 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:FF:52:F6:04:A9:31:86:F9:74:89:78:
  • 98:8E:E1:3A:5F:02:3C:89:E8:67:2D:09:31:9B:30:9C:
  • A5:F2:72:FD:16:02:20:58:23:04:F1:3D:E3:03:94:0B:
  • AA:76:31:65:BB:AE:60:43:15:A8:90:16:A3:8D:8D:50:
  • ED:DC:82:E0:17:66:2F
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB:
  • C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD
  • Timestamp : Dec 5 07:30:08.131 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:03:C1:5E:A0:84:21:80:23:07:B7:70:26:
  • 2F:2A:3E:52:E9:64:D0:6B:DF:0F:C8:17:E4:FE:46:73:
  • 01:4C:BF:58:02:21:00:F7:C7:CC:62:1A:C9:6B:66:FF:
  • 51:AE:02:5E:3C:67:A0:A3:B7:92:C3:7E:71:3D:62:B0:
  • A4:29:BD:77:37:82:4E