SSL check results of donop.info

NEW You can also bulk check multiple servers.

Discover if the mail servers for donop.info 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 Wed, 09 Jul 2025 00:30:18 +0000

The mailservers of donop.info can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @donop.info addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mailserver.donop.info
80.151.245.77
10
supported
donop.info
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 @donop.info address so far. Test mail delivery

Certificates

First seen at:

CN=donop.info

Certificate chain
  • donop.info
    • remaining
    • 4096 bit
    • sha256WithRSAEncryption

      • R11
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption

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

Subject
Common Name (CN)
  • donop.info
Alternative Names
  • donop.info
  • mailserver.donop.info
  • www.donop.info
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R11
validity period
Not valid before
2025-07-07
Not valid after
2025-10-05
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
10:20:CB:78:B8:94:5A:0F:56:8B:1F:A2:A3:B4:58:CD:A6:EB:62:43:21:B1:FD:64:56:BC:48:3E:4F:21:02:4E
SHA1
EA:44:14:C3:A9:28:D3:77:7A:DB:66:F5:6F:A5:63:FA:A9:F6:7F:F6
X509v3 extensions
subjectKeyIdentifier
  • C6:38:D7:28:45:8C:DB:09:6A:FE:8A:82:07:27:2D:8D:88:1E:34:68
authorityKeyIdentifier
  • keyid:C5:CF:46:A4:EA:F4:C3:C0:7A:6C:95:C4:2D:B0:5E:92:2F:26:E3:B9
authorityInfoAccess
  • CA Issuers - URI:http://r11.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
crlDistributionPoints
  • Full Name:
  • URI:http://r11.c.lencr.org/22.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 : Jul 7 17:13:05.157 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:25:77:CA:3C:58:FA:FA:53:68:5F:94:94:
  • 32:75:FF:E3:BC:EB:78:7A:81:AA:B4:12:5B:10:C8:65:
  • 6C:3D:36:4E:02:21:00:B4:FD:90:16:D6:4E:94:F1:17:
  • 98:B6:CC:65:62:02:20:18:57:30:3E:FD:B8:05:D4:85:
  • 57:27:60:A6:B3:55:DD
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : ED:3C:4B:D6:E8:06:C2:A4:A2:00:57:DB:CB:24:E2:38:
  • 01:DF:51:2F:ED:C4:86:C5:70:0F:20:DD:B7:3E:3F:E0
  • Timestamp : Jul 7 17:13:07.180 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:9D:B6:A8:62:34:49:7A:5A:92:F5:8D:
  • 60:4B:A8:A1:E7:48:C4:FE:F5:7D:E4:51:8E:12:C6:8A:
  • 64:20:C4:39:AE:02:20:49:E5:71:8E:89:7F:0C:EF:0B:
  • A7:99:E8:DE:CB:47:2D:9D:C6:37:49:A4:28:AE:BF:0B:
  • D6:5B:B7:0D:64:9C:9D