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SSL check results of smtp-plesk01.softtechhosting.nl

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Discover if the mail servers for smtp-plesk01.softtechhosting.nl 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 Mon, 25 May 2020 17:08:12 +0000

The mailservers of smtp-plesk01.softtechhosting.nl can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @smtp-plesk01.softtechhosting.nl addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
smtp-plesk01.softtechhosting.nl
185.158.196.31
 -
supported
smtp-plesk01.softtechhosting.nl
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
12 s
smtp-plesk01.softtechhosting.nl
2a07:af00:0:1b::1
 -
supported
smtp-plesk01.softtechhosting.nl
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
12 s

Outgoing Mails

We have not received any emails from a @smtp-plesk01.softtechhosting.nl address so far. Test mail delivery

Certificates

First seen at:

CN=smtp-plesk01.softtechhosting.nl

Certificate chain
Subject
Common Name (CN)
  • smtp-plesk01.softtechhosting.nl
Alternative Names
  • smtp-plesk01.softtechhosting.nl
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-05-22
Not valid after
2020-08-20
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
89:4C:55:B1:9D:35:6B:5D:1F:87:D6:56:90:0C:83:28:34:2C:63:D3:DD:BD:62:41:27:7A:FF:10:E8:52:63:4D
SHA1
18:3B:AC:EE:61:AD:02:D5:EA:D7:51:3D:9A:39:48:15:56:E3:A7:1A
X509v3 extensions
subjectKeyIdentifier
  • CF:C5:79:2E:FC:2E:52:8C:96:54:FE:D0:91:5B:2E:A6:96:D4:BD:D8
authorityKeyIdentifier
  • keyid:A8:4A:6A:63:04:7D:DD:BA:E6:D1:39:B7:A6:45:65:EF:F3:A8:EC:A1
authorityInfoAccess
  • OCSP - URI:http://ocsp.int-x3.letsencrypt.org
  • CA Issuers - URI:http://cert.int-x3.letsencrypt.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 : F0:95:A4:59:F2:00:D1:82:40:10:2D:2F:93:88:8E:AD:
  • 4B:FE:1D:47:E3:99:E1:D0:34:A6:B0:A8:AA:8E:B2:73
  • Timestamp : May 22 11:33:25.635 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:97:D6:7B:F5:E8:A5:2E:B1:DE:09:FD:
  • BB:0F:1A:16:96:C1:03:5E:2B:FD:DA:5F:EE:C9:68:79:
  • A5:EC:D7:33:84:02:20:2D:55:E2:0F:7C:3E:47:D3:1D:
  • 5C:71:82:F2:4B:1A:02:42:31:84:0D:E0:BA:5B:B6:F5:
  • 4E:38:D6:D5:3E:74:3F
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : B2:1E:05:CC:8B:A2:CD:8A:20:4E:87:66:F9:2B:B9:8A:
  • 25:20:67:6B:DA:FA:70:E7:B2:49:53:2D:EF:8B:90:5E
  • Timestamp : May 22 11:33:25.621 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:70:39:05:29:00:28:96:26:0C:1F:DA:91:
  • 5B:A3:35:29:8B:90:2E:C8:FA:6D:1A:A3:59:AE:6E:D4:
  • A5:8E:9E:41:02:21:00:F3:4A:D5:E3:83:B6:F0:35:89:
  • 00:8B:BB:63:AA:DB:34:C1:F4:12:86:44:95:FC:BC:05:
  • E1:67:EA:A4:16:35:73