SSL-Tools

SSL check results of systemguardapp.com

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Discover if the mail servers for systemguardapp.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

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Report created Mon, 31 Aug 2020 10:47:53 +0000

The mailservers of systemguardapp.com can be reached through a secure connection.

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.systemguardapp.com
195.201.27.119
 10
supported
mail.tkotzyk.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
12 s

Outgoing Mails

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

Certificates

First seen at:

CN=mail.tkotzyk.de

Certificate chain
Subject
Common Name (CN)
  • mail.tkotzyk.de
Alternative Names
  • autodiscover.batterylifeapp.com
  • autodiscover.rbtdigital.com
  • autodiscover.spmless.com
  • autodiscover.systemguardapp.com
  • autodiscover.thisisdns.com
  • autodiscover.tkotzyk.de
  • mail.batterylifeapp.com
  • mail.rbtdigital.com
  • mail.spmless.com
  • mail.systemguardapp.com
  • mail.thisisdns.com
  • mail.tkotzyk.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-07-26
Not valid after
2020-10-24
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
76:8C:B5:16:58:FD:80:C0:74:45:37:57:E3:5F:E6:DE:1F:B7:E0:6E:E6:3D:F8:DF:CC:02:B9:B0:D7:14:AD:54
SHA1
58:EB:84:E9:65:76:94:01:FA:43:16:14:F8:0E:23:80:98:8B:54:1E
X509v3 extensions
subjectKeyIdentifier
  • FF:2B:F5:58:05:33:29:88:8F:C7:21:16:E8:DE:F7:64:E6:51:19:5C
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 : F0:95:A4:59:F2:00:D1:82:40:10:2D:2F:93:88:8E:AD:
  • 4B:FE:1D:47:E3:99:E1:D0:34:A6:B0:A8:AA:8E:B2:73
  • Timestamp : Jul 26 22:04:16.706 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:14:95:57:0D:B1:43:9F:1C:43:A5:AA:1E:
  • 69:5F:56:DF:25:47:95:31:8A:D7:CA:F0:6B:35:3F:62:
  • A3:41:35:4F:02:21:00:95:84:BC:66:F1:C3:A2:7D:89:
  • 95:30:53:6D:46:16:94:14:53:C3:BD:01:21:EE:12:1A:
  • 7C:F6:AA:37:0C:B2:A2
  • 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 : Jul 26 22:04:16.747 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:8C:A7:AE:4B:81:62:3C:4D:65:92:51:
  • 18:6F:B8:D8:09:1C:BB:20:D1:D9:40:38:9B:34:37:AF:
  • C0:04:7C:EB:61:02:21:00:AC:CE:19:3D:60:6C:97:DB:
  • BC:53:C5:21:C2:6E:AC:53:74:74:9E:64:CF:29:58:7E:
  • EC:F2:7B:A3:97:BC:51:E3