SSL-Tools

SSL check results of smtp-out.kummeli.fi

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Discover if the mail servers for smtp-out.kummeli.fi 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 Fri, 21 Nov 2025 07:40:02 +0000

The mailservers of smtp-out.kummeli.fi can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @smtp-out.kummeli.fi addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
smtp-out.kummeli.fi
62.183.236.82
 -
supported
smtp-out.kummeli.fi
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 @smtp-out.kummeli.fi address so far. Test mail delivery

Certificates

First seen at:

CN=smtp-out.kummeli.fi

Certificate chain
  • smtp-out.kummeli.fi
    • remaining
    • 256 bit
    • ecdsa-with-SHA384
      • E8
        • remaining
        • 384 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • smtp-out.kummeli.fi
Alternative Names
  • smtp-out.kummeli.fi
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • E8
validity period
Not valid before
2025-11-21
Not valid after
2026-02-19
This certifcate has been verified for the following usages:
  • Digital Signature
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
F0:44:AC:80:6A:E3:50:49:E2:72:7E:70:95:2B:31:4B:EA:14:44:41:C1:6C:C7:88:F0:05:C1:AF:25:DD:20:2E
SHA1
7D:9C:A5:2C:70:E4:30:EB:2E:E8:8B:C2:70:36:81:B0:49:BE:97:4B
X509v3 extensions
subjectKeyIdentifier
  • 30:02:72:D0:23:E1:54:E2:63:8D:35:46:EC:E8:84:8E:A6:0E:E4:FC
authorityKeyIdentifier
  • keyid:8F:0D:13:A2:F6:2E:7E:D1:50:6C:33:18:38:5D:59:8E:23:72:91:CA
authorityInfoAccess
  • CA Issuers - URI:http://e8.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
crlDistributionPoints
  • Full Name:
  • URI:http://e8.c.lencr.org/43.crl
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 19:86:D4:C7:28:AA:6F:FE:BA:03:6F:78:2A:4D:01:91:
  • AA:CE:2D:72:31:0F:AE:CE:5D:70:41:2D:25:4C:C7:D4
  • Timestamp : Nov 21 07:16:11.853 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:0B:F4:BF:DD:21:BD:37:15:C6:EE:1C:67:
  • FA:E2:CB:38:25:BF:0C:89:DB:54:56:6D:FE:83:51:6C:
  • A7:52:01:CF:02:21:00:8B:1F:22:03:A0:0B:DA:5C:82:
  • 20:1D:51:0E:CC:BE:8B:76:6A:94:07:1B:20:AB:BB:41:
  • B5:E9:CC:DC:D7:DC:01
  • 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 : Nov 21 07:16:11.877 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:9D:8B:A8:55:00:BB:C0:7D:7C:60:74:
  • A7:ED:B5:F6:1F:9A:B9:5B:CF:31:5E:A4:CA:1B:42:AE:
  • B2:44:3F:CA:AB:02:21:00:FA:BB:BA:D9:E3:32:E7:F2:
  • 61:27:AB:D2:25:EF:B8:AC:49:CC:57:0E:BF:03:25:27:
  • C8:71:B4:0D:A0:66:37:75