SSL-Tools

SSL check results of atakun.com

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Discover if the mail servers for atakun.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, 21 Oct 2025 00:30:17 +0000

We can not guarantee a secure connection to the mailservers of atakun.com!

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

/mailservers/atakun.com

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.atakun.com
213.14.152.64
 10
supported
atakun.com
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
3 s
mail2.atakun.com
172.104.149.91
Results incomplete
20
unsupported
not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
21 s

Outgoing Mails

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

Certificates

First seen at:

CN=atakun.com

Certificate chain
  • atakun.com
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
      • R13
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • atakun.com
Alternative Names
  • atakun.com
  • ftp.atakun.com
  • ftp.tflashtv.com
  • mail.atakun.com
  • mail.tflashtv.com
  • tflashtv.com
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R13
validity period
Not valid before
2025-08-29
Not valid after
2025-11-27
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
CC:D3:D4:98:47:8D:7E:07:8B:E3:06:55:D2:1D:B1:17:BA:BD:64:9A:4A:18:3F:75:49:F5:D2:43:5E:B2:05:DC
SHA1
D5:D3:9E:12:A9:04:FC:AD:B9:9A:8E:79:BD:D7:86:3B:9F:B7:BD:9F
X509v3 extensions
subjectKeyIdentifier
  • 39:5B:8E:7F:C4:24:02:3B:1F:04:AB:BF:E0:7E:2A:4E:6B:AF:3D:C2
authorityKeyIdentifier
  • keyid:E7:AB:9F:0F:2C:33:A0:53:D3:5E:4F:78:C8:B2:84:0E:3B:D6:92:33
authorityInfoAccess
  • CA Issuers - URI:http://r13.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
crlDistributionPoints
  • Full Name:
  • URI:http://r13.c.lencr.org/32.crl
ct_precert_scts
  • 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 : Aug 29 10:51:52.668 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:9A:F0:D6:75:49:0E:53:7C:04:32:13:
  • A7:95:2E:C8:63:E1:3B:84:D9:19:A7:87:48:C6:D7:48:
  • 1E:37:E3:15:03:02:20:43:D7:AA:54:BE:44:5E:74:8F:
  • BA:1B:88:C9:06:60:F7:E3:A9:3C:7C:93:59:06:6D:01:
  • 2D:6E:05:02:9D:9D:62
  • 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 : Aug 29 10:51:52.637 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:57:D2:77:9D:6B:9F:5B:F5:53:C0:C0:CF:
  • 4E:73:0A:69:80:B5:ED:56:5C:58:B0:60:2C:97:3C:C7:
  • CE:23:F0:2A:02:21:00:EC:E4:DA:0B:6E:E9:50:2C:6C:
  • 68:51:BC:90:B3:C6:A1:F1:BB:11:2B:9D:38:9D:6E:06:
  • 1D:30:0F:AD:53:74:69