SSL-Tools

SSL check results of akzent.de

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Discover if the mail servers for akzent.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

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Report created Wed, 08 Apr 2026 08:08:46 +0000

The mailservers of akzent.de can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @akzent.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.akzent.de
2a01:4f8:1c1a:cb4d::1
 10
supported
mail.akzent.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
1 s
mail.akzent.de
91.99.25.51
 10
supported
mail.akzent.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 @akzent.de address so far. Test mail delivery

Certificates

First seen at:

CN=mail.akzent.de

Certificate chain
  • mail.akzent.de
    • remaining
    • 256 bit
    • ecdsa-with-SHA384
      • E7
        • remaining
        • 384 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • mail.akzent.de
Alternative Names
  • mail.akzent.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • E7
validity period
Not valid before
2026-02-27
Not valid after
2026-05-28
This certifcate has been verified for the following usages:
  • Digital Signature
  • TLS Web Server Authentication
Fingerprints
SHA256
06:C8:6A:E2:52:05:59:26:AF:96:9B:E5:F0:45:25:4B:E7:5D:37:42:6E:50:CB:71:74:7A:CB:DD:9F:D6:ED:7E
SHA1
05:D7:40:45:BD:C7:B0:CD:17:98:00:4C:69:B8:5D:73:2F:12:DF:1D
X509v3 extensions
subjectKeyIdentifier
  • C0:F2:06:90:35:70:EC:1E:B1:B7:92:51:A0:E0:92:AE:13:5D:47:2E
authorityKeyIdentifier
  • keyid:AE:48:9E:DC:87:1D:44:A0:6F:DA:A2:E5:60:74:04:78:C2:9C:00:80
authorityInfoAccess
  • CA Issuers - URI:http://e7.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
crlDistributionPoints
  • Full Name:
  • URI:http://e7.c.lencr.org/108.crl
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 16:83:2D:AB:F0:A9:25:0F:0F:F0:3A:A5:45:FF:C8:BF:
  • C8:23:D0:87:4B:F6:04:29:27:F8:E7:1F:33:13:F5:FA
  • Timestamp : Feb 27 02:42:00.067 2026 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:C0:C3:97:54:A7:DD:F1:93:CA:DB:0A:
  • 76:30:D4:F9:14:9D:B0:40:F8:3C:2C:DC:14:82:78:8A:
  • CB:F4:D9:ED:60:02:21:00:97:DC:8A:25:23:53:FB:94:
  • 34:B7:6E:A5:FC:17:76:FF:AD:3F:2F:CA:1E:68:93:7D:
  • EC:9E:DB:31:6F:43:57:8A
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : A5:C9:78:92:5D:57:46:17:82:87:0D:D8:89:66:0B:5C:
  • 55:64:8B:7D:00:40:F2:EC:07:68:51:D1:88:69:19:F7
  • Timestamp : Feb 27 02:42:00.285 2026 GMT
  • Extensions: 00:00:05:00:33:91:EA:80
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:C6:69:66:16:D9:12:D1:49:FD:0C:9F:
  • 4F:B1:AB:88:D4:FD:71:04:9E:B0:5A:C4:FE:DB:24:67:
  • 52:1A:7A:83:CB:02:21:00:99:97:5E:1E:E2:19:FC:67:
  • 0B:BD:D5:EA:56:80:F0:AD:37:F8:67:55:7D:57:74:8E:
  • BE:51:7E:56:2E:69:9C:C0