SSL-Tools

SSL check results of fahrschuleflensburg.com

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Discover if the mail servers for fahrschuleflensburg.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 Sat, 21 May 2022 16:45:56 +0000

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

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

/mailservers/fahrschuleflensburg.com

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
mx1.sf.ice-networks.com
82.221.143.90
Results incomplete
10
supported
not checked
DANE
missing
PFS
unsupported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s
mx2.sf.ice-networks.com
82.221.143.93
 20
supported
email-out2.ice-networks.com
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
4 s
mx3.sf.ice-networks.com
82.221.143.91
Results incomplete
30
supported
not checked
DANE
missing
PFS
unsupported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s
mx4.sf.ice-networks.com
82.221.143.94
Results incomplete
40
supported
not checked
DANE
missing
PFS
unsupported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s

Outgoing Mails

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

Certificates

First seen at:

CN=email-out2.ice-networks.com

Certificate chain
Subject
Common Name (CN)
  • email-out2.ice-networks.com
Alternative Names
  • email-out2.ice-networks.com
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2019-11-11
Not valid after
2020-02-09
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
75:EA:BD:2D:24:D2:D9:B4:B3:69:FB:B3:34:F1:BF:55:66:52:6D:BE:EE:9B:1F:22:1E:F8:A0:E5:C0:56:54:16
SHA1
B7:06:1F:80:FB:6F:8D:C4:6D:07:B6:0E:DC:B7:1B:85:6E:13:91:A4
X509v3 extensions
subjectKeyIdentifier
  • D0:FB:90:7D:7D:8E:34:E0:6F:ED:37:46:B9:03:A6:3A:E1:73:32:80
authorityKeyIdentifier
  • keyid:A8:4A:6A:63:04:7D:DD:BA:E6:D1:39:B7:A6:45:65:EF:F3:A8:EC:A1
authorityInfoAccess
  • OCSP - URI:http://ocsp.int-x3.letsencrypt.org
  • CA Issuers - URI:http://cert.int-x3.letsencrypt.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 : 5E:A7:73:F9:DF:56:C0:E7:B5:36:48:7D:D0:49:E0:32:
  • 7A:91:9A:0C:84:A1:12:12:84:18:75:96:81:71:45:58
  • Timestamp : Nov 12 00:34:20.320 2019 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:CA:96:F9:89:40:FF:26:18:34:D8:3E:
  • 3F:B0:B3:9F:C5:19:86:14:73:1C:7D:8F:52:41:7D:33:
  • EE:01:57:49:29:02:20:1E:4B:91:6F:28:EE:F0:1F:20:
  • FF:44:4E:58:45:87:E2:9A:0A:23:0E:80:F3:DB:2E:C2:
  • 0C:8B:0A:2B:F3:F8:0A
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 07:B7:5C:1B:E5:7D:68:FF:F1:B0:C6:1D:23:15:C7:BA:
  • E6:57:7C:57:94:B7:6A:EE:BC:61:3A:1A:69:D3:A2:1C
  • Timestamp : Nov 12 00:34:20.352 2019 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:CE:30:72:2D:10:CF:B3:1A:D8:B7:06:
  • 75:BC:04:60:D3:EA:DC:5A:8C:17:EF:03:43:8E:ED:A6:
  • 22:49:67:1F:EB:02:20:20:BF:91:1C:60:42:DF:9D:22:
  • 5C:8F:F8:66:80:44:D9:25:9D:57:B6:AA:7F:AD:AE:0B:
  • 24:3F:72:79:D7:C2:01