SSL-Tools

SSL check results of phoenixcontactacademy.nl

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Discover if the mail servers for phoenixcontactacademy.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 Sat, 25 Oct 2025 00:30:09 +0000

We can not guarantee a secure connection to the mailservers of phoenixcontactacademy.nl!

Please contact the operator of phoenixcontactacademy.nl and ask him or her to solve this problem. This result stays accessible under the following address:

/mailservers/phoenixcontactacademy.nl

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
phoenixcontactacademy.nl
62.157.123.91
Results incomplete
- not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
11 s
phoenixcontactacademy.nl
2a01:4f8:fff0:f0::211
 -
supported
phoenixcontactacademy.nl
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s

Outgoing Mails

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

Certificates

First seen at:

CN=phoenixcontactacademy.nl

Certificate chain
  • phoenixcontactacademy.nl
    • remaining
    • 4096 bit
    • sha256WithRSAEncryption
    • Expired
      • R11
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • phoenixcontactacademy.nl
Alternative Names
  • phoenixcontactacademy.nl
  • www.phoenixcontactacademy.nl
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R11
validity period
Not valid before
2025-02-24
Not valid after
2025-05-25
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
CA:FE:36:FF:37:E7:E9:4B:26:68:4A:AB:27:3B:02:94:ED:2D:1C:D6:68:48:4C:AC:7C:A9:8E:1A:31:2C:FD:D7
SHA1
A6:38:E8:80:B1:94:7E:93:87:0D:34:94:1D:65:5C:7D:0B:B4:E3:7E
X509v3 extensions
subjectKeyIdentifier
  • 9C:0D:6D:33:32:C4:B2:A1:C8:F9:08:2C:46:6F:A7:84:69:04:E8:38
authorityKeyIdentifier
  • keyid:C5:CF:46:A4:EA:F4:C3:C0:7A:6C:95:C4:2D:B0:5E:92:2F:26:E3:B9
authorityInfoAccess
  • OCSP - URI:http://r11.o.lencr.org
  • CA Issuers - URI:http://r11.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : E6:D2:31:63:40:77:8C:C1:10:41:06:D7:71:B9:CE:C1:
  • D2:40:F6:96:84:86:FB:BA:87:32:1D:FD:1E:37:8E:50
  • Timestamp : Feb 24 19:11:16.518 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:82:E3:C1:D1:3F:48:89:E9:96:3A:FE:
  • E9:70:50:F2:53:83:42:ED:23:1F:86:D7:4A:5B:37:3E:
  • AB:F2:01:72:0F:02:21:00:D1:DC:2D:B0:34:1C:CE:17:
  • 04:82:1E:A7:06:4F:18:C2:22:0A:D5:B7:E0:EB:CB:E5:
  • B2:F4:AC:9A:9D:85:78:5D
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 13:4A:DF:1A:B5:98:42:09:78:0C:6F:EF:4C:7A:91:A4:
  • 16:B7:23:49:CE:58:57:6A:DF:AE:DA:A7:C2:AB:E0:22
  • Timestamp : Feb 24 19:11:17.040 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:77:D4:E2:62:19:5F:3D:F5:BA:D5:C2:D6:
  • D5:19:9F:0C:0C:31:93:39:CD:48:A8:8E:FF:FB:B9:BA:
  • 1B:92:41:4B:02:21:00:AA:7A:26:00:8F:EC:4C:49:AE:
  • BE:7E:4C:A4:7B:04:09:1E:8B:50:17:01:D3:0A:7E:A0:
  • 2A:12:CE:0C:AA:5C:59