SSL-Tools

SSL check results of mail.saicau.com

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Discover if the mail servers for mail.saicau.com 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 Tue, 15 Jun 2021 09:00:09 +0000

The mailservers of mail.saicau.com can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @mail.saicau.com addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.saicau.com
87.98.185.197
 -
supported
mail.saicau.com
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
2 s

Outgoing Mails

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

Certificates

First seen at:

CN=mail.saicau.com

Certificate chain
  • mail.saicau.com
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
      • R3
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • DST Root CA X3 (Certificate is self-signed.)
            • remaining
            • 2048 bit
            • sha1WithRSAEncryption
Subject
Common Name (CN)
  • mail.saicau.com
Alternative Names
  • mail.saicau.com
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R3
validity period
Not valid before
2021-04-19
Not valid after
2021-07-18
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
99:A9:5D:32:C7:87:F4:C7:3E:89:F7:4F:EF:9F:89:51:5F:7D:A3:2C:DD:95:49:39:F2:90:B2:22:97:C8:E5:00
SHA1
E7:9E:3D:3D:13:B2:25:D3:4B:8B:0A:75:E6:CB:60:33:E5:0D:29:C5
X509v3 extensions
subjectKeyIdentifier
  • 3B:77:B2:7D:B5:B6:86:0F:44:EB:79:3B:DC:15:F7:C7:86:7A:F9:F4
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
  • Policy: 1.3.6.1.4.1.44947.1.1.1
  • CPS: http://cps.letsencrypt.org
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 5C:DC:43:92:FE:E6:AB:45:44:B1:5E:9A:D4:56:E6:10:
  • 37:FB:D5:FA:47:DC:A1:73:94:B2:5E:E6:F6:C7:0E:CA
  • Timestamp : Apr 20 00:27:10.336 2021 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:18:19:6F:C2:E4:DA:E4:3D:8C:10:7D:F1:
  • 15:67:54:D2:B3:57:F4:AC:B8:C6:C4:86:E2:83:FC:7B:
  • D4:63:81:D4:02:20:4F:0F:BD:E1:44:C4:61:35:E8:1B:
  • E7:60:03:32:B2:8A:2C:59:E9:2A:20:64:EF:C3:12:EC:
  • 5C:B4:FF:31:FC:BA
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : F6:5C:94:2F:D1:77:30:22:14:54:18:08:30:94:56:8E:
  • E3:4D:13:19:33:BF:DF:0C:2F:20:0B:CC:4E:F1:64:E3
  • Timestamp : Apr 20 00:27:10.315 2021 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:1B:61:55:D2:9E:6E:DA:27:F8:6A:C5:F8:
  • E6:6B:88:5A:D2:0A:29:C7:D1:12:7C:19:E6:01:67:F2:
  • E4:04:26:FD:02:20:47:11:8E:79:F4:2D:AF:9C:69:43:
  • 13:95:AC:3D:8C:D8:90:90:BC:2A:8B:F3:E1:BD:36:B5:
  • D7:41:B2:65:6F:56