SSL-Tools

SSL check results of biomaarquitetura.com.br

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Discover if the mail servers for biomaarquitetura.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, 29 Mar 2025 10:06:50 +0000

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

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.biomaarquitetura.com.br
108.179.193.221
 0
supported
biomaarquitetura.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 @biomaarquitetura.com.br address so far. Test mail delivery

Certificates

First seen at:

CN=biomaarquitetura.com.br

Certificate chain
  • biomaarquitetura.com.br
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
      • R11
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • biomaarquitetura.com.br
Alternative Names
  • *.biomaarquitetura.com.br
  • biomaarquitetura.com.br
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R11
validity period
Not valid before
2025-03-09
Not valid after
2025-06-07
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
98:C7:0A:98:C0:76:BE:43:A7:4F:DB:AE:EC:C8:42:06:BB:CD:FA:E0:02:5E:36:66:B3:75:68:A3:F9:12:D7:C6
SHA1
C2:80:B9:41:28:49:FC:E3:12:53:47:60:AF:FD:F1:9A:E0:F2:6C:1A
X509v3 extensions
subjectKeyIdentifier
  • 79:8E:53:10:70:59:78:CE:88:73:CF:22:91:DF:5A:D2:DB:D0:47:42
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 : 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 : Mar 9 15:08:11.592 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:31:D8:A9:EE:BC:4A:9D:F3:A0:4D:B9:6C:
  • FC:9E:F1:55:FC:46:0B:03:41:FF:57:B7:09:3B:04:8B:
  • 6B:BF:BA:CC:02:21:00:B6:8C:AB:9B:1E:E0:FC:12:45:
  • 91:B7:E8:3A:B7:47:B1:F9:51:7D:9C:19:10:C0:A2:78:
  • D1:D2:FA:AE:8A:80:E0
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : E0:92:B3:FC:0C:1D:C8:E7:68:36:1F:DE:61:B9:96:4D:
  • 0A:52:78:19:8A:72:D6:72:C4:B0:4D:A5:6D:6F:54:04
  • Timestamp : Mar 9 15:08:11.838 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:71:91:04:71:1D:C9:70:13:2F:D5:AE:86:
  • 65:75:76:75:F1:02:E7:64:41:C7:4A:9A:61:07:7A:59:
  • 28:A4:3E:44:02:20:1A:77:6F:C1:26:DF:74:25:51:56:
  • EE:35:EF:C1:47:EB:89:43:DD:56:8C:7D:58:E0:BB:DF:
  • 7A:BC:FE:EE:18:7E