SSL-Tools

SSL check results of mmelektro.sk

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Discover if the mail servers for mmelektro.sk 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 Thu, 16 Sep 2021 21:06:09 +0000

The mailservers of mmelektro.sk can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @mmelektro.sk addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.mmelektro.sk
62.171.131.60
 5
supported
vmi436773.contaboserver.net
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
2 s
vmi436773.contaboserver.net
62.171.131.60
 10
supported
vmi436773.contaboserver.net
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 @mmelektro.sk address so far. Test mail delivery

Certificates

First seen at:

CN=vmi436773.contaboserver.net

Certificate chain
  • vmi436773.contaboserver.net
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
      • R3
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • vmi436773.contaboserver.net
Alternative Names
  • mail.betonwerk.sk
  • mail.csonkatrans.sk
  • mail.erbo.sk
  • mail.fefecarpbaits.sk
  • mail.firstclasssales.hu
  • mail.inspiro-s.eu
  • mail.komp-air.sk
  • mail.mmelektro.sk
  • mail.penzionister.sk
  • mail.pupiristorante.com
  • mail.termofix.sk
  • mail.vallalkozasmernokseg.hu
  • vmi436773.contaboserver.net
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R3
validity period
Not valid before
2021-09-16
Not valid after
2021-12-15
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
9D:47:8C:23:AA:BE:48:FA:18:8F:7E:02:59:CC:8D:ED:2B:42:8D:FE:52:31:6F:AF:B7:59:66:DE:4A:8A:D4:14
SHA1
D5:E5:03:B1:70:66:F9:EC:C1:8C:72:2A:9F:0C:81:BF:55:6E:A0:FA
X509v3 extensions
subjectKeyIdentifier
  • 67:8B:4D:BF:08:1B:A0:F6:24:33:57:00:E1:2F:05:70:09:A1:63:7C
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 : 44:94:65:2E:B0:EE:CE:AF:C4:40:07:D8:A8:FE:28:C0:
  • DA:E6:82:BE:D8:CB:31:B5:3F:D3:33:96:B5:B6:81:A8
  • Timestamp : Sep 16 20:29:19.980 2021 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:F4:B6:BA:37:CC:78:5A:7E:BE:3A:61:
  • AC:23:8F:CA:F2:A8:5C:83:5C:BD:10:13:99:96:61:94:
  • 7C:0B:E3:63:B0:02:21:00:80:12:52:E6:E6:94:59:A0:
  • FE:EA:5C:B2:5C:A7:50:A5:44:6A:A4:06:F2:70:F2:43:
  • C7:F6:31:0C:72:46:E6:AB
  • 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 : Sep 16 20:29:19.958 2021 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:80:23:1C:96:0B:55:9D:F8:01:6A:1E:
  • 0E:65:DD:82:F5:D2:04:36:ED:7A:CD:7D:8F:D6:71:4A:
  • 3B:95:37:5E:31:02:20:0C:2B:9F:C6:8A:0F:E4:04:26:
  • CB:7F:AF:01:05:CF:03:45:07:8D:48:83:E5:7C:20:43:
  • FB:D3:13:E8:13:C9:1C