SSL-Tools

SSL check results of karelenergo.ru

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Discover if the mail servers for karelenergo.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

JSON Refresh

Report created Thu, 18 Apr 2024 13:21:59 +0000

We can not guarantee a secure connection to the mailservers of karelenergo.ru!

Please contact the operator of karelenergo.ru and ask him or her to solve this problem. This result stays accessible under the following address:

/mailservers/karelenergo.ru

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
mx10.karelenergo.ru
2.63.219.26
 10
supported
mx10.karelenergo.ru
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
14 s
mx20.karelenergo.ru
94.140.251.99
Results incomplete
20 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
14 s

Outgoing Mails

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

Certificates

First seen at:

CN=mx10.karelenergo.ru

Certificate chain
  • mx10.karelenergo.ru
    • remaining
    • 256 bit
    • sha256WithRSAEncryption
    • Unknown Authority
      R3
Subject
Common Name (CN)
  • mx10.karelenergo.ru
Alternative Names
  • mx10.karelenergo.ru
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R3
validity period
Not valid before
2024-04-17
Not valid after
2024-07-16
This certifcate has been verified for the following usages:
  • Digital Signature
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
17:2E:C3:18:5D:4F:CF:B2:5D:4D:21:D8:4D:0B:02:0E:B3:DA:CE:41:6C:75:E4:DB:D4:0B:12:22:AC:91:1A:33
SHA1
38:61:C1:01:2D:53:29:E5:3B:CA:AC:0D:52:35:C0:07:B3:54:6F:E7
X509v3 extensions
subjectKeyIdentifier
  • 2B:E4:A8:22:11:37:45:6F:46:BA:C8:AC:1A:BB:DC:59:65:A2:D5:2F
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
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 3F:17:4B:4F:D7:22:47:58:94:1D:65:1C:84:BE:0D:12:
  • ED:90:37:7F:1F:85:6A:EB:C1:BF:28:85:EC:F8:64:6E
  • Timestamp : Apr 17 06:35:37.145 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:E0:54:2D:B0:47:65:95:1B:A1:DB:A9:
  • 5B:30:41:35:39:F0:55:9B:BB:23:0F:BE:82:1A:75:EC:
  • 55:74:8A:9E:A2:02:20:02:6C:9F:94:51:E5:41:AC:55:
  • C8:A3:B6:72:65:34:38:D1:C9:2E:85:3E:D7:08:47:A9:
  • DF:AC:F7:74:78:35:8B
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : DF:E1:56:EB:AA:05:AF:B5:9C:0F:86:71:8D:A8:C0:32:
  • 4E:AE:56:D9:6E:A7:F5:A5:6A:01:D1:C1:3B:BE:52:5C
  • Timestamp : Apr 17 06:35:37.363 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:C7:AC:D4:78:34:DE:4D:F1:58:05:DF:
  • CB:73:38:64:E5:DA:3E:BE:1D:F8:DE:2E:10:97:20:03:
  • 60:AA:CF:F0:82:02:20:35:6D:57:09:A4:C5:EB:5C:AD:
  • 7E:ED:27:73:33:36:29:D4:41:5B:30:88:0C:5B:AA:66:
  • A5:AC:B4:E7:7E:67:E5