SSL check results of guziojr.nl

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Discover if the mail servers for guziojr.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

Report created Thu, 20 Jan 2022 15:36:35 +0000

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

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.guziojr.nl
2a01:7c8:d008:330::
10
supported
guziojr.nl
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s
mail.guziojr.nl
136.144.235.198
10
supported
guziojr.nl
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
2 s

Outgoing Mails

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

Certificates

First seen at:

CN=guziojr.nl

Certificate chain
  • guziojr.nl
    • remaining
    • 4096 bit
    • sha256WithRSAEncryption

      • R3
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption

          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption

Subject
Common Name (CN)
  • guziojr.nl
Alternative Names
  • ftp.guziojr.nl
  • guziojr.nl
  • mail.guziojr.nl
  • pop.guziojr.nl
  • smtp.guziojr.nl
  • www.guziojr.nl
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R3
validity period
Not valid before
2022-01-20
Not valid after
2022-04-20
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
CD:CA:1A:4A:6C:4F:CE:18:23:9C:10:F0:08:52:19:8B:63:70:A8:61:23:04:97:C8:00:B8:65:99:86:10:A6:A2
SHA1
CF:71:E6:A1:13:87:AC:A5:35:48:65:51:88:5A:A2:76:95:3D:FF:2C
X509v3 extensions
subjectKeyIdentifier
  • E3:6D:93:25:33:FD:5A:93:AE:AB:ED:A6:F7:50:A5:6F:6F:2F:D1:F3
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 : 29:79:BE:F0:9E:39:39:21:F0:56:73:9F:63:A5:77:E5:
  • BE:57:7D:9C:60:0A:F8:F9:4D:5D:26:5C:25:5D:C7:84
  • Timestamp : Jan 20 15:26:33.919 2022 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:BB:13:25:F6:CA:AF:78:3F:A7:1E:78:
  • 56:57:5B:1C:08:B8:87:CC:79:DB:31:A5:3F:9A:9D:68:
  • 3C:89:59:E9:1D:02:20:11:42:F4:6F:3E:41:41:F9:1F:
  • 67:66:14:DD:04:DD:E4:4A:A7:75:DF:CA:5B:3D:B2:F3:
  • CE:0E:77:CC:05:CB:5B
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : DF:A5:5E:AB:68:82:4F:1F:6C:AD:EE:B8:5F:4E:3E:5A:
  • EA:CD:A2:12:A4:6A:5E:8E:3B:12:C0:20:44:5C:2A:73
  • Timestamp : Jan 20 15:26:34.432 2022 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:C6:4A:3A:FB:F2:77:E8:DF:37:95:79:
  • 19:7D:69:10:71:66:1E:F6:53:06:1E:0F:FC:77:99:82:
  • F3:B7:BF:0E:0A:02:21:00:B5:95:4D:F8:66:28:1D:8B:
  • 93:6C:CD:DF:A9:F2:65:C7:4E:57:16:0E:C1:FE:34:0F:
  • 8B:2B:B2:E4:69:61:FA:95