SSL-Tools

SSL check results of mailrz.mmcgmbh.de

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Discover if the mail servers for mailrz.mmcgmbh.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 Sat, 30 May 2020 02:34:51 +0000

The mailservers of mailrz.mmcgmbh.de can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @mailrz.mmcgmbh.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mailrz.mmcgmbh.de
46.228.207.180
 -
supported
mailrz.mmcgmbh.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
8 s

Outgoing Mails

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

Certificates

First seen at:

CN=mailrz.mmcgmbh.de

Certificate chain
Subject
Common Name (CN)
  • mailrz.mmcgmbh.de
Alternative Names
  • mailrz.mmcgmbh.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-04-27
Not valid after
2020-07-26
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
16:9E:64:32:71:89:DC:1F:E0:AE:09:EF:18:60:89:92:A1:6E:78:87:32:F0:40:A5:96:12:4C:86:24:F3:28:63
SHA1
85:E8:AC:97:AA:1F:F3:34:33:AE:39:87:68:EC:97:FC:75:41:A0:93
X509v3 extensions
subjectKeyIdentifier
  • 0A:7F:A7:02:5C:6C:A4:29:4C:5B:78:DB:7F:86:26:A4:05:6C:70:E5
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 : Apr 27 16:40:49.850 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:7B:AF:3E:73:F5:4E:CC:4C:F3:91:39:2F:
  • B7:03:5A:92:33:C3:B6:7D:F0:B3:96:92:E3:FB:DF:53:
  • 56:AF:3C:AF:02:20:53:03:E9:81:92:B1:4A:A3:63:11:
  • 7F:7B:FA:6A:8F:B4:05:CB:B0:2F:1F:EB:DF:F6:F7:EC:
  • 9E:9B:CB:11:D1:FF
  • 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 : Apr 27 16:40:49.894 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:38:C9:8C:2D:B2:FD:5E:16:7C:5F:90:84:
  • 75:F1:BA:38:74:3A:E1:40:70:4E:03:AA:3B:18:FC:1D:
  • 62:10:CD:FD:02:21:00:F6:86:D7:E0:5A:87:B6:FD:AF:
  • 7C:11:00:A5:B0:A9:B2:EA:F1:2F:6D:39:92:4B:56:4A:
  • E2:A3:07:79:E3:12:15