SSL check results of astranav.ru

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Discover if the mail servers for astranav.ru 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 Thu, 08 Apr 2021 06:24:58 +0000

The mailservers of astranav.ru can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @astranav.ru addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
astranav.ru
217.150.59.173
10
supported
astranav.ru
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
15 s

Outgoing Mails

We have received emails from these servers with @astranav.ru sender addresses. Test mail delivery

Host TLS Version & Cipher
astranav.ru (217.150.59.173)
TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256

Certificates

First seen at:

CN=astranav.ru

Certificate chain
  • astranav.ru
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption

      • R3
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption

          • DST Root CA X3 (Certificate is self-signed.)
            • remaining
            • 2048 bit
            • sha1WithRSAEncryption

Subject
Common Name (CN)
  • astranav.ru
Alternative Names
  • astranav.ru
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R3
validity period
Not valid before
2021-03-22
Not valid after
2021-06-20
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
86:BF:A7:A2:FE:97:FA:3A:C4:C9:5E:0F:52:94:86:23:19:0C:E7:1A:43:C3:4A:44:93:38:20:12:00:8F:A3:74
SHA1
F0:0E:A6:9D:82:60:1F:8D:E8:2E:01:F8:4E:D3:89:0C:6C:06:8B:2B
X509v3 extensions
subjectKeyIdentifier
  • 08:02:CF:44:A6:D7:A5:A3:A4:AF:BB:FC:1D:93:38:A3:6B:CA:12:EB
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 : 5C:DC:43:92:FE:E6:AB:45:44:B1:5E:9A:D4:56:E6:10:
  • 37:FB:D5:FA:47:DC:A1:73:94:B2:5E:E6:F6:C7:0E:CA
  • Timestamp : Mar 22 06:04:37.995 2021 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:2C:66:D6:12:D1:21:73:F5:99:5E:E9:13:
  • 8C:62:99:FA:27:C7:00:A2:94:59:3C:34:41:4A:64:2B:
  • E1:D6:68:B1:02:20:02:FD:2D:9A:96:F5:40:56:2C:BC:
  • 20:DE:63:B6:94:C9:CC:44:70:F3:60:21:36:3E:DD:CA:
  • 00:18:20:0D:D8:3A
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 7D:3E:F2:F8:8F:FF:88:55:68:24:C2:C0:CA:9E:52:89:
  • 79:2B:C5:0E:78:09:7F:2E:6A:97:68:99:7E:22:F0:D7
  • Timestamp : Mar 22 06:04:38.039 2021 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:49:E3:95:D6:BC:3D:A1:A2:4C:05:F9:D8:
  • A9:E3:2F:1B:5F:91:E5:15:8F:D9:0F:03:B2:77:01:77:
  • 39:7C:96:49:02:21:00:A9:02:3C:EA:A6:BD:9B:94:E8:
  • F4:98:49:6E:00:B5:FC:C2:52:21:11:E4:5C:3A:A5:EC:
  • 5B:1D:F1:4A:2E:78:A3