SSL-Tools

SSL check results of spd-kreis-ravensburg.de

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Discover if the mail servers for spd-kreis-ravensburg.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 Wed, 31 Jul 2024 19:49:55 +0000

We can not guarantee a secure connection to the mailservers of spd-kreis-ravensburg.de!

Please contact the operator of spd-kreis-ravensburg.de and ask him or her to solve this problem. This result stays accessible under the following address:

/mailservers/spd-kreis-ravensburg.de

Servers

Incoming Mails

These servers are responsible for incoming mails to @spd-kreis-ravensburg.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.spd-kreis-ravensburg.de
2001:1b60:3:267:5416::1
Results incomplete
10 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
1 s
mail.spd-kreis-ravensburg.de
87.118.126.90
 10
supported
kira.unaone.net
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
2 s

Outgoing Mails

We have not received any emails from a @spd-kreis-ravensburg.de address so far. Test mail delivery

Certificates

First seen at:

CN=kira.unaone.net

Certificate chain
  • kira.unaone.net
    • remaining
    • 4096 bit
    • sha256WithRSAEncryption
    • Hostname Mismatch
      • R11
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • kira.unaone.net
Alternative Names
  • kira.unaone.net
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R11
validity period
Not valid before
2024-06-09
Not valid after
2024-09-07
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
12:A4:0A:C3:9C:64:57:AD:D6:F7:6D:E3:C9:83:9A:C9:56:CE:B5:4A:67:B0:5C:6C:87:3E:AD:95:31:10:FB:40
SHA1
7D:B0:DF:5D:B6:90:50:AC:05:0C:7C:29:B4:F0:82:12:41:08:B7:B5
X509v3 extensions
subjectKeyIdentifier
  • 06:97:D2:F1:EF:EF:B9:BF:57:39:C7:38:74:F0:5D:BA:A1:1D:C2:88
authorityKeyIdentifier
  • keyid:C5:CF:46:A4:EA:F4:C3:C0:7A:6C:95:C4:2D:B0:5E:92:2F:26:E3:B9
authorityInfoAccess
  • OCSP - URI:http://r11.o.lencr.org
  • CA Issuers - URI:http://r11.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 76:FF:88:3F:0A:B6:FB:95:51:C2:61:CC:F5:87:BA:34:
  • B4:A4:CD:BB:29:DC:68:42:0A:9F:E6:67:4C:5A:3A:74
  • Timestamp : Jun 9 22:35:08.575 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:D6:CD:D4:FC:9C:48:CF:E7:87:BC:96:
  • 2C:C2:6B:5E:B6:4E:F8:98:69:DC:D4:D0:F3:E9:24:11:
  • 48:13:19:2B:EE:02:21:00:CF:0E:CA:40:45:F0:C1:15:
  • FB:F6:97:03:A4:D2:0D:3E:BA:EF:FB:70:65:4B:4F:9F:
  • DA:99:49:31:43:55:4E:6A
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 19:98:10:71:09:F0:D6:52:2E:30:80:D2:9E:3F:64:BB:
  • 83:6E:28:CC:F9:0F:52:8E:EE:DF:CE:4A:3F:16:B4:CA
  • Timestamp : Jun 9 22:35:08.921 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:F7:42:06:48:EE:6C:A7:16:34:48:69:
  • 4A:4A:13:8B:73:38:D0:20:EE:E8:7D:A1:76:62:29:F3:
  • DD:68:7B:33:3E:02:21:00:80:FF:28:11:9B:FE:9E:E5:
  • 41:CE:22:45:AF:17:EC:EA:0E:A2:A7:08:CB:AD:07:8E:
  • 3E:86:6C:E2:6C:C6:EE:5E