SSL-Tools

SSL check results of delucascontabilidade.com.br

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Discover if the mail servers for delucascontabilidade.com.br 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, 15 Jan 2022 02:51:32 +0000

The mailservers of delucascontabilidade.com.br can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @delucascontabilidade.com.br addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.delucascontabilidade.com.br
108.167.188.152
 0
supported
www.delucascontabilidade.com.br
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
42 s

Outgoing Mails

We have not received any emails from a @delucascontabilidade.com.br address so far. Test mail delivery

Certificates

First seen at:

CN=www.delucascontabilidade.com.br

Certificate chain
  • www.delucascontabilidade.com.br
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
      • R3
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • www.delucascontabilidade.com.br
Alternative Names
  • delucascontabilidade.com.br
  • mail.delucascontabilidade.com.br
  • www.delucascontabilidade.com.br
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R3
validity period
Not valid before
2021-11-30
Not valid after
2022-02-28
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
88:05:CE:72:3D:12:0E:04:A0:90:9C:BA:75:E7:28:D0:67:C5:CC:22:F4:C1:D1:BB:C0:CF:7E:BD:11:7D:91:CD
SHA1
C3:94:B7:B6:24:3A:1E:1A:36:E9:95:E0:ED:8F:31:E0:17:81:89:E5
X509v3 extensions
subjectKeyIdentifier
  • 69:E8:0A:55:96:99:5D:6C:E1:F0:19:23:B6:23:BD:08:97:0B:69:FC
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 : 46:A5:55:EB:75:FA:91:20:30:B5:A2:89:69:F4:F3:7D:
  • 11:2C:41:74:BE:FD:49:B8:85:AB:F2:FC:70:FE:6D:47
  • Timestamp : Nov 30 15:37:13.077 2021 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:B4:5B:C5:27:56:DC:71:23:C0:09:5A:
  • 10:EB:C4:62:56:E0:59:4E:13:0A:44:4D:2B:7A:6F:1B:
  • 2B:7E:39:61:A5:02:21:00:A8:C9:02:D9:B5:04:F8:B8:
  • 3E:28:A8:71:CD:78:3D:EC:27:C2:76:89:FF:40:ED:2F:
  • 49:61:AB:EB:66:7B:C7:83
  • 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 : Nov 30 15:37:13.537 2021 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:B7:31:AB:0B:FF:56:61:E0:4B:8C:70:
  • B4:BE:9F:0F:B3:AD:54:91:4E:08:DC:32:C9:23:D9:B7:
  • 76:4D:98:24:D4:02:21:00:FA:92:58:4E:DF:51:BC:43:
  • BC:66:FD:59:71:F1:69:5C:D8:8C:9D:26:1B:5A:59:22:
  • EF:2B:B9:EF:B3:7A:79:ED