SSL-Tools

SSL check results of greatapart.com

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Discover if the mail servers for greatapart.com 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 Tue, 09 Sep 2025 10:27:50 +0000

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

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
greatapart.com
78.27.202.133
 10
supported
greatapart.com
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
2 s

Outgoing Mails

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

Certificates

First seen at:

CN=greatapart.com

Certificate chain
  • greatapart.com
    • remaining
    • 256 bit
    • ecdsa-with-SHA384
      • E7
        • remaining
        • 384 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • greatapart.com
Alternative Names
  • greatapart.com
  • www.greatapart.com
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • E7
validity period
Not valid before
2025-09-03
Not valid after
2025-12-02
This certifcate has been verified for the following usages:
  • Digital Signature
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
C8:2A:73:9F:34:B3:D4:48:31:29:C4:6A:2A:3E:16:C6:A4:81:BD:EA:EB:74:CE:52:8B:9A:CB:3F:95:6B:C6:2B
SHA1
28:7D:1F:38:DC:F8:0D:94:45:20:89:38:1C:11:7A:D3:96:6A:1D:8A
X509v3 extensions
subjectKeyIdentifier
  • 79:2B:E7:0F:EE:95:B7:70:08:0D:24:59:3D:6E:78:B7:7B:6B:1A:3C
authorityKeyIdentifier
  • keyid:AE:48:9E:DC:87:1D:44:A0:6F:DA:A2:E5:60:74:04:78:C2:9C:00:80
authorityInfoAccess
  • CA Issuers - URI:http://e7.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
crlDistributionPoints
  • Full Name:
  • URI:http://e7.c.lencr.org/67.crl
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 0D:E1:F2:30:2B:D3:0D:C1:40:62:12:09:EA:55:2E:FC:
  • 47:74:7C:B1:D7:E9:30:EF:0E:42:1E:B4:7E:4E:AA:34
  • Timestamp : Sep 3 14:23:43.212 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:7E:5C:5F:FE:EF:23:33:7D:1B:08:F1:87:
  • C4:E0:3E:DE:2D:3F:99:C7:68:68:F6:EB:62:45:91:85:
  • 4E:D0:EB:6A:02:21:00:80:7D:C6:DF:4B:01:FA:91:2E:
  • 52:D2:79:16:90:9F:AC:C4:4C:83:F5:74:11:4F:4A:4E:
  • 54:3F:94:E2:EB:B3:03
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : DD:DC:CA:34:95:D7:E1:16:05:E7:95:32:FA:C7:9F:F8:
  • 3D:1C:50:DF:DB:00:3A:14:12:76:0A:2C:AC:BB:C8:2A
  • Timestamp : Sep 3 14:23:43.271 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:DA:75:58:7A:EC:53:6A:AF:87:46:22:
  • 2E:47:B8:9D:EE:BC:A8:67:7F:42:C9:35:61:C3:FA:5D:
  • 8B:05:E1:DA:74:02:21:00:DA:4B:23:A8:DC:5F:D8:9A:
  • 26:A4:F0:51:39:51:EA:93:03:04:DA:F4:26:8F:1E:94:
  • 23:F2:B8:27:09:5D:C1:36