SSL-Tools

SSL check results of perseus.xkws.de

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Discover if the mail servers for perseus.xkws.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 Thu, 28 May 2020 17:30:58 +0000

The mailservers of perseus.xkws.de can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @perseus.xkws.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
perseus.xkws.de
46.38.232.101
 -
supported
perseus.xkws.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
3 s

Outgoing Mails

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

Certificates

First seen at:

CN=perseus.xkws.de

Certificate chain
Subject
Common Name (CN)
  • perseus.xkws.de
Alternative Names
  • perseus.xkws.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-05-14
Not valid after
2020-08-12
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
53:D8:88:99:91:D6:C5:C0:7D:D7:36:6D:9F:08:12:2F:41:A5:B4:DD:1B:CF:0B:9B:B4:2D:AE:44:AB:E2:FD:28
SHA1
21:5E:B5:F6:E7:A5:1B:BE:A0:6C:9D:57:BA:92:AD:A8:BD:17:7B:10
X509v3 extensions
subjectKeyIdentifier
  • F5:32:BE:FC:AC:7F:A1:9C:1D:36:52:F6:67:32:EC:25:DD:21:F3:BB
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 : B2:1E:05:CC:8B:A2:CD:8A:20:4E:87:66:F9:2B:B9:8A:
  • 25:20:67:6B:DA:FA:70:E7:B2:49:53:2D:EF:8B:90:5E
  • Timestamp : May 14 06:43:07.808 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:12:4E:DD:26:F4:7C:E4:8A:0B:7C:7F:5C:
  • 36:32:36:CF:F4:CB:E7:C4:91:F6:5C:4D:84:78:8E:69:
  • A6:76:8A:99:02:20:59:BB:4A:19:0A:FC:18:9E:0E:02:
  • 4D:8B:25:57:44:77:FA:91:61:60:36:24:CB:9B:8F:B8:
  • 73:DC:DA:39:FE:11
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : E7:12:F2:B0:37:7E:1A:62:FB:8E:C9:0C:61:84:F1:EA:
  • 7B:37:CB:56:1D:11:26:5B:F3:E0:F3:4B:F2:41:54:6E
  • Timestamp : May 14 06:43:07.802 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:6B:22:B7:58:EE:2F:49:0F:58:32:E6:FF:
  • 09:C1:58:15:39:6E:6A:4C:15:2B:AD:5D:74:C8:E9:47:
  • 4A:48:1D:71:02:21:00:F3:3A:96:A2:AE:31:09:A6:EB:
  • E8:4C:8B:1A:38:1D:74:B3:20:7A:21:49:C1:19:F0:8E:
  • 91:E1:E4:28:D2:A5:BB