SSL-Tools

SSL check results of smtp01.softtech.nl

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Discover if the mail servers for smtp01.softtech.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 17:10:23 +0000

The mailservers of smtp01.softtech.nl can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @smtp01.softtech.nl addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
smtp01.softtech.nl
95.170.87.154
 -
supported
smtp01.softtech.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 @smtp01.softtech.nl address so far. Test mail delivery

Certificates

First seen at:

CN=smtp01.softtech.nl

Certificate chain
Subject
Common Name (CN)
  • smtp01.softtech.nl
Alternative Names
  • smtp01.softtech.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
70:B1:FC:4E:7C:A5:12:C1:DC:21:3E:F6:BD:B2:4E:D9:59:35:79:C5:28:41:FB:70:3E:52:D0:50:25:DA:89:12
SHA1
7C:80:66:D7:C5:69:EE:7A:B2:48:DD:BA:F0:8F:98:A7:10:53:66:D2
X509v3 extensions
subjectKeyIdentifier
  • 16:00:8B:F8:0E:03:FE:CA:D2:B5:A5:7C:94:FE:F9:18:08:73:8F:F1
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 12:00:06.738 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:AC:EA:4E:05:1D:44:C0:64:F3:47:75:
  • 0A:AC:8D:5D:44:C2:99:A7:2D:4D:84:72:1A:FC:F8:8A:
  • 63:9D:6D:7F:FA:02:21:00:8C:2E:3C:A0:9F:06:F3:C0:
  • 70:05:8C:AF:8D:F4:F1:1B:3B:5C:9D:28:90:B1:C9:A9:
  • CA:AE:D9:CB:F0:F4:BA:0B
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 07:B7:5C:1B:E5:7D:68:FF:F1:B0:C6:1D:23:15:C7:BA:
  • E6:57:7C:57:94:B7:6A:EE:BC:61:3A:1A:69:D3:A2:1C
  • Timestamp : May 22 12:00:06.780 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:6F:55:32:07:0C:16:46:97:E0:C6:B3:CC:
  • 6C:28:3C:FA:73:31:DF:72:94:9A:99:30:24:F8:F1:25:
  • D6:89:E2:9B:02:20:2C:DD:55:58:F3:DC:00:B6:CE:DF:
  • 98:B2:A2:49:D4:98:E7:8F:50:62:A0:CD:92:52:5B:53:
  • 17:75:68:57:E1:7C