SSL-Tools

SSL check results of normfest.de

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Discover if the mail servers for normfest.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, 27 May 2020 00:33:20 +0000

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

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.normfest.de
62.225.141.42
 10
supported
mail.normfest.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
3 s
mforward.dtag.de
194.25.242.123
Results incomplete
20
supported
not checked
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
3 s

Outgoing Mails

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

Certificates

First seen at:

CN=mail.normfest.de

Certificate chain
Subject
Common Name (CN)
  • mail.normfest.de
Alternative Names
  • mail.normfest.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-05-21
Not valid after
2020-08-19
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
94:30:5E:C6:3A:C5:F9:87:24:EA:C9:DE:43:3E:9D:32:1D:05:10:31:26:CB:02:48:33:EF:CA:13:11:50:79:E6
SHA1
BC:9B:D0:2B:A0:7D:A3:A9:17:61:0B:AD:74:B3:6E:7F:6C:DB:F0:98
X509v3 extensions
subjectKeyIdentifier
  • 83:BC:DA:ED:90:37:09:A9:45:41:1A:30:06:E6:B7:77:6A:7A:99:54
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 : May 21 02:16:15.059 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:27:33:2C:EA:F4:83:08:44:96:12:1D:E3:
  • F7:E7:E8:41:FB:59:0C:36:78:3D:BF:40:E0:C8:DE:B7:
  • 64:87:33:F0:02:20:21:C4:7A:2B:8F:E2:60:12:6E:3B:
  • 2B:E6:3A:65:5A:51:33:AC:42:9F:F8:5F:4D:69:72:4F:
  • 0B:46:65:CB:ED:D2
  • 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 21 02:16:15.040 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:63:62:88:5F:35:56:0B:72:98:0B:C4:A4:
  • 25:AF:99:EA:B1:0D:6E:3A:13:10:21:F3:E0:CE:2B:92:
  • 20:AC:80:A6:02:20:3D:75:FA:40:C3:AC:F2:D4:97:84:
  • 76:35:94:94:1F:1C:20:FB:9A:B0:91:A6:FA:3B:D4:F4:
  • A7:65:AB:ED:3E:66