SSL-Tools

SSL check results of imap.skymail.de

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Discover if the mail servers for imap.skymail.de 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 Wed, 02 Apr 2025 09:36:14 +0000

No connection to the mailservers of imap.skymail.de could be established.

Servers

Incoming Mails

These servers are responsible for incoming mails to @imap.skymail.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
skymail.de
144.76.234.83
Results incomplete
10
supported
*.skymail.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s

Outgoing Mails

We have not received any emails from a @imap.skymail.de address so far. Test mail delivery

Certificates

First seen at:

CN=*.skymail.de

Certificate chain
Subject
Common Name (CN)
  • *.skymail.de
Alternative Names
  • *.skymail.de
  • skymail.de
Issuer
Country (C)
  • BE
Organization (O)
  • GlobalSign nv-sa
Common Name (CN)
  • GlobalSign GCC R6 AlphaSSL CA 2023
validity period
Not valid before
2025-02-06
Not valid after
2026-03-10
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
BF:3A:72:DF:DD:88:70:AC:45:27:33:65:C1:88:DE:5E:94:5F:F0:95:28:A8:60:56:D5:BD:CF:8C:C5:73:CD:48
SHA1
C6:CB:0E:F8:3C:D4:B0:3F:26:F8:80:0B:49:22:05:7A:29:CE:30:3D
X509v3 extensions
authorityInfoAccess
  • CA Issuers - URI:http://secure.globalsign.com/cacert/gsgccr6alphasslca2023.crt
  • OCSP - URI:http://ocsp.globalsign.com/gsgccr6alphasslca2023
certificatePolicies
  • Policy: 2.23.140.1.2.1
  • Policy: 1.3.6.1.4.1.4146.10.1.3
  • CPS: https://www.globalsign.com/repository/
crlDistributionPoints
  • Full Name:
  • URI:http://crl.globalsign.com/gsgccr6alphasslca2023.crl
authorityKeyIdentifier
  • keyid:BD:05:B7:F3:8A:93:3C:73:CB:79:FA:0F:85:12:A1:77:96:18:91:74
subjectKeyIdentifier
  • 04:CC:E9:ED:E9:D4:DD:02:37:66:2F:E1:EC:D7:06:A9:F1:2D:4A:6C
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 64:11:C4:6C:A4:12:EC:A7:89:1C:A2:02:2E:00:BC:AB:
  • 4F:28:07:D4:1E:35:27:AB:EA:FE:D5:03:C9:7D:CD:F0
  • Timestamp : Feb 6 17:11:33.503 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:38:CF:51:AE:6F:15:23:37:ED:5F:C9:43:
  • C0:9F:7A:C5:8D:64:E5:11:67:D4:06:F9:63:6C:0B:85:
  • 89:F3:4E:8E:02:20:39:44:3C:15:FF:61:25:B0:58:A8:
  • 5F:99:79:00:6C:B2:C1:A2:F6:C4:1D:5F:7F:2A:EA:D9:
  • A8:A5:86:89:BD:AF
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 0E:57:94:BC:F3:AE:A9:3E:33:1B:2C:99:07:B3:F7:90:
  • DF:9B:C2:3D:71:32:25:DD:21:A9:25:AC:61:C5:4E:21
  • Timestamp : Feb 6 17:11:33.842 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:9B:32:76:77:A2:60:06:1D:2A:91:D5:
  • 5B:3A:F6:13:95:01:B4:D2:11:1B:A8:AA:90:8F:A3:AD:
  • 73:AA:3E:0E:37:02:20:29:F6:D0:B3:F4:C1:15:EE:B1:
  • 1C:DF:06:BF:CF:D4:5B:93:F6:6A:AD:40:A0:A0:CE:F7:
  • B2:4C:0D:AF:4F:2F:87
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 25:2F:94:C2:2B:29:E9:6E:9F:41:1A:72:07:2B:69:5C:
  • 5B:52:FF:97:A9:0D:25:40:BB:FC:DC:51:EC:4D:EE:0B
  • Timestamp : Feb 6 17:11:33.599 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:1F:47:C2:3D:72:84:AE:91:F1:F3:AF:89:99:
  • FB:C7:1E:B8:B5:28:2C:DD:FD:66:C9:0E:9B:E9:65:BC:
  • 93:79:BE:02:21:00:A0:7A:1D:E5:DB:43:1B:E6:B9:30:
  • 8C:BA:DD:EF:16:CE:04:E9:B8:43:A2:53:FA:D0:F7:42:
  • 07:61:A6:BB:18:B4