SSL-Tools

SSL check results of smtp.calvisi.it

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Discover if the mail servers for smtp.calvisi.it 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 Fri, 10 Jan 2025 15:51:16 +0000

The mailservers of smtp.calvisi.it can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @smtp.calvisi.it addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
smtp.calvisi.it
51.91.17.73
 -
supported
smtp.calvisi.it
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 @smtp.calvisi.it address so far. Test mail delivery

Certificates

First seen at:

CN=smtp.calvisi.it

Certificate chain
  • smtp.calvisi.it
    • remaining
    • 256 bit
    • ecdsa-with-SHA384
      • E5
        • remaining
        • 384 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • smtp.calvisi.it
Alternative Names
  • smtp.calvisi.it
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • E5
validity period
Not valid before
2025-01-10
Not valid after
2025-04-10
This certifcate has been verified for the following usages:
  • Digital Signature
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
53:7D:50:C3:92:EE:46:33:F6:FE:04:2C:51:22:40:D2:95:1F:5E:CB:DB:7E:A4:8D:0F:5D:B8:31:99:1C:30:6B
SHA1
B0:0E:37:9A:68:C1:27:85:F4:60:89:9D:1E:16:00:5C:26:DE:65:B8
X509v3 extensions
subjectKeyIdentifier
  • 02:75:EA:C3:DD:95:50:33:C4:F1:7A:F4:A6:57:CC:34:E3:C7:74:24
authorityKeyIdentifier
  • keyid:9F:2B:5F:CF:3C:21:4F:9D:04:B7:ED:2B:2C:C4:C6:70:8B:D2:D7:0D
authorityInfoAccess
  • OCSP - URI:http://e5.o.lencr.org
  • CA Issuers - URI:http://e5.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C:
  • 22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0
  • Timestamp : Jan 10 15:49:45.700 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:A0:3F:80:74:0A:EB:D5:D2:BB:9A:6F:
  • 91:14:91:68:D1:ED:AD:E5:44:39:A2:7A:60:41:07:58:
  • 18:BD:DB:8D:BF:02:20:2E:7E:A1:93:BE:4A:70:40:16:
  • BE:53:BB:7D:49:10:E0:45:E7:5C:E8:E6:14:ED:14:E6:
  • 1B:19:0A:B2:89:73:9D
  • 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 : Jan 10 15:49:45.883 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:35:EF:37:84:0F:CA:FB:B6:37:F0:BE:77:
  • 90:51:F3:48:F8:D1:62:0C:07:62:33:7C:E1:84:20:A1:
  • 2A:4F:F8:8A:02:20:21:31:4A:75:05:66:EE:05:78:BC:
  • 5F:B9:45:83:F3:F5:50:28:2E:E3:23:A7:8E:29:7A:24:
  • D2:1E:2F:E6:4F:B3