SSL-Tools

SSL check results of theosbrain.fr

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Discover if the mail servers for theosbrain.fr 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 Mon, 29 Apr 2024 22:55:14 +0000

The mailservers of theosbrain.fr can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @theosbrain.fr addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
theosbrain.fr
82.66.171.195
 10
supported
mail.theosbrain.fr
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
3 s

Outgoing Mails

We have received emails from these servers with @theosbrain.fr sender addresses. Test mail delivery

Host TLS Version & Cipher
42.184.7.93.rev.sfr.net (93.7.184.42)
TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384

Certificates

First seen at:

CN=mail.theosbrain.fr

Certificate chain
  • mail.theosbrain.fr
    • remaining
    • 384 bit
    • sha256WithRSAEncryption
      • R3
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • mail.theosbrain.fr
Alternative Names
  • mail.theosbrain.fr
  • theosbrain.fr
  • webmail.theosbrain.fr
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R3
validity period
Not valid before
2024-04-11
Not valid after
2024-07-10
This certifcate has been verified for the following usages:
  • Digital Signature
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
1C:D0:96:9C:08:B7:CC:80:F1:A2:DA:02:AC:02:4E:ED:F7:47:2D:DA:AE:44:6E:89:8C:49:54:99:F0:63:3C:ED
SHA1
1E:2F:31:AC:B6:EF:96:E7:9B:B8:46:2E:F5:FB:32:BA:4E:D3:76:1B
X509v3 extensions
subjectKeyIdentifier
  • 61:4E:2E:BC:CB:4C:A0:E4:52:18:01:98:5A:71:47:10:5B:91:DA:20
authorityKeyIdentifier
  • keyid:14:2E:B3:17:B7:58:56:CB:AE:50:09:40:E6:1F:AF:9D:8B:14:C2:C6
authorityInfoAccess
  • OCSP - URI:http://r3.o.lencr.org
  • CA Issuers - URI:http://r3.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 48:B0:E3:6B:DA:A6:47:34:0F:E5:6A:02:FA:9D:30:EB:
  • 1C:52:01:CB:56:DD:2C:81:D9:BB:BF:AB:39:D8:84:73
  • Timestamp : Apr 11 23:22:49.743 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:2E:93:E0:BA:43:3B:DD:71:0B:1F:0E:41:
  • 9F:B9:1D:EF:99:62:1B:8B:C8:68:4F:2C:B3:95:39:F7:
  • 61:BF:E1:DD:02:21:00:CD:9C:04:BF:ED:42:4C:09:79:
  • 43:70:18:B7:DD:4F:12:23:72:F1:9F:F1:56:E6:CC:1D:
  • CD:31:F8:01:5C:88:B1
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : DF:E1:56:EB:AA:05:AF:B5:9C:0F:86:71:8D:A8:C0:32:
  • 4E:AE:56:D9:6E:A7:F5:A5:6A:01:D1:C1:3B:BE:52:5C
  • Timestamp : Apr 11 23:22:49.936 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:95:5B:02:76:79:D4:B4:71:B8:F6:3B:
  • 1F:68:1E:51:87:39:33:52:AD:01:5D:4A:C2:0E:1E:91:
  • E6:72:28:4B:77:02:20:6D:A7:5F:BF:8F:90:4D:44:B0:
  • 56:C6:EA:65:B0:AE:85:9F:89:BF:45:FA:8C:2C:7F:9F:
  • A7:83:1A:10:54:1A:97