SSL-Tools

SSL check results of appenrodt.de

NEW You can also bulk check multiple servers.

Discover if the mail servers for appenrodt.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 Sat, 08 Nov 2025 01:30:30 +0000

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

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.appenrodt.de
85.25.172.77
 100
supported
appenrodt.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
3 s

Outgoing Mails

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

Certificates

First seen at:

CN=appenrodt.de

Certificate chain
  • appenrodt.de
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
      • R13
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • appenrodt.de
Alternative Names
  • appenrodt.de
  • mail.appenrodt.de
  • webmail.appenrodt.de
  • www.appenrodt.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R13
validity period
Not valid before
2025-10-18
Not valid after
2026-01-16
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
F4:6E:46:C1:64:5E:F6:4F:F1:BF:2E:85:84:B8:52:AD:DE:73:BB:43:51:7E:95:51:D9:A7:83:80:CA:52:CD:32
SHA1
AB:BB:FA:82:B3:E0:EC:73:02:C0:E1:28:6E:5E:E4:65:DD:1F:80:CD
X509v3 extensions
subjectKeyIdentifier
  • B5:74:A7:90:A6:52:84:5E:E4:72:5B:71:20:FD:BE:55:75:43:59:CE
authorityKeyIdentifier
  • keyid:E7:AB:9F:0F:2C:33:A0:53:D3:5E:4F:78:C8:B2:84:0E:3B:D6:92:33
authorityInfoAccess
  • CA Issuers - URI:http://r13.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
crlDistributionPoints
  • Full Name:
  • URI:http://r13.c.lencr.org/56.crl
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : CB:38:F7:15:89:7C:84:A1:44:5F:5B:C1:DD:FB:C9:6E:
  • F2:9A:59:CD:47:0A:69:05:85:B0:CB:14:C3:14:58:E7
  • Timestamp : Oct 18 06:45:26.508 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:94:A9:6F:15:94:7E:BC:84:34:65:F3:
  • 3E:D6:A5:17:FF:72:1F:6F:FE:83:94:D7:0C:F9:4F:FB:
  • F2:AF:D9:74:FF:02:21:00:DF:8D:BD:70:BA:2D:D7:19:
  • 07:33:52:0F:ED:A8:EA:52:E5:CD:28:FA:59:63:10:45:
  • 34:EF:B2:D7:D2:9A:D3:94
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 49:9C:9B:69:DE:1D:7C:EC:FC:36:DE:CD:87:64:A6:B8:
  • 5B:AF:0A:87:80:19:D1:55:52:FB:E9:EB:29:DD:F8:C3
  • Timestamp : Oct 18 06:45:26.497 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:FC:86:E6:1C:F7:D1:CC:71:AC:D4:2F:
  • A5:88:9B:E1:6F:6D:8D:D3:8E:9A:34:ED:DD:42:ED:99:
  • 9E:DD:F5:A9:24:02:21:00:8A:5C:10:66:B7:B5:FC:9C:
  • 69:C7:49:0D:3F:D1:01:BC:D3:93:1E:9E:9C:E5:29:1B:
  • 4B:D3:68:26:94:CC:FA:5A