SSL check results of dbc-gruppe.de

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Discover if the mail servers for dbc-gruppe.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

Report created Fri, 12 Oct 2018 14:47:47 +0000

The mailservers of dbc-gruppe.de can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @dbc-gruppe.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mx01.cp-rz.de
193.194.136.102
10
supported
*.cp-rz.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
1 s

Outgoing Mails

We have not received any emails from a @dbc-gruppe.de address so far. Test mail delivery

Certificates

First seen at:

CN=*.cp-rz.de,O=C&P Capeletti & Perl Gesellschaft für Datentechnik mbH Handel und Vertrieb,L=Hamburg,ST=Hamburg,C=DE

Certificate chain
Subject
Country (C)
  • DE
State (ST)
  • Hamburg
Locality (L)
  • Hamburg
Organization (O)
  • C&P Capeletti & Perl Gesellschaft für Datentechnik mbH Handel und Vertrieb
Common Name (CN)
  • *.cp-rz.de
Alternative Names
  • *.cp-rz.de
  • cp-rz.de
  • mx01.cp-rz.de
Issuer
Country (C)
  • US
Organization (O)
  • DigiCert Inc
Common Name (CN)
  • DigiCert SHA2 Secure Server CA
validity period
Not valid before
2016-05-25
Not valid after
2019-08-02
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
73:12:8C:54:68:C9:57:82:9B:91:CC:A6:82:61:1D:9A:A1:2A:0D:EE:2F:AC:E6:A8:76:C6:79:85:36:23:D5:91
SHA1
31:41:64:14:44:81:E3:B2:C0:67:9C:52:6C:2D:7A:D1:FE:88:A7:F6
X509v3 extensions
authorityKeyIdentifier
  • keyid:0F:80:61:1C:82:31:61:D5:2F:28:E7:8D:46:38:B4:2C:E1:C6:D9:E2
subjectKeyIdentifier
  • EC:5C:7C:21:6D:E7:6F:1B:D5:B1:9C:AF:D0:A4:AB:25:9C:08:B8:52
crlDistributionPoints
  • Full Name:
  • URI:http://crl3.digicert.com/ssca-sha2-g5.crl
  • Full Name:
  • URI:http://crl4.digicert.com/ssca-sha2-g5.crl
certificatePolicies
  • Policy: 2.16.840.1.114412.1.1
  • CPS: https://www.digicert.com/CPS
  • Policy: 2.23.140.1.2.2
authorityInfoAccess
  • OCSP - URI:http://ocsp.digicert.com
  • CA Issuers - URI:http://cacerts.digicert.com/DigiCertSHA2SecureServerCA.crt