SSL-Tools

SSL check results of grabner-online.de

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Discover if the mail servers for grabner-online.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, 18 Jun 2020 10:02:53 +0000

The mailservers of grabner-online.de can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @grabner-online.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
utm.chessfreak.de
188.195.154.245
 50
supported
*.chessfreak.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
2 s
mailin.selfhost.de
95.143.172.46
 60
supported
*.selfhost.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.0
  • SSLv3
2 s
mailin.selfhost.de
95.143.172.45
 60
supported
*.selfhost.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.0
  • SSLv3
36 s

Outgoing Mails

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

Certificates

First seen at:

CN=*.chessfreak.de

Certificate chain
Subject
Common Name (CN)
  • *.chessfreak.de
Alternative Names
  • *.chessfreak.de
  • *.grabner-online.de
  • *.home.chessfreak.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-05-23
Not valid after
2020-08-21
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
1E:70:9E:BE:64:40:CE:BB:D3:8B:9A:C7:05:E6:22:21:8B:40:90:31:61:D2:93:A7:D2:02:9A:1A:61:4B:47:F5
SHA1
A7:79:97:CA:D8:AF:63:2E:47:94:F6:B2:74:95:DC:81:7F:9E:36:4C
X509v3 extensions
subjectKeyIdentifier
  • B0:44:64:E2:D6:8C:7C:E3:53:5F:F1:49:CE:44:A6:6E:1D:B1:58:AD
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 : 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 23 09:41:05.035 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:DD:08:38:A9:77:54:25:C6:A2:86:15:
  • 56:48:38:8C:35:8F:3C:31:52:F0:95:D2:ED:B2:73:00:
  • 77:86:8E:0B:0B:02:21:00:C3:F6:5F:75:D8:B7:1A:1F:
  • EC:B1:D3:AF:DD:B9:5A:50:75:7C:53:66:74:61:61:09:
  • 98:BF:94:3D:3C:CA:1F:14
  • 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 : May 23 09:41:05.100 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:B1:9C:11:95:61:C8:AF:13:83:1F:6B:
  • D0:C2:C5:25:2C:3E:BB:B7:67:D6:DA:D8:C5:96:FC:6C:
  • EC:E8:DD:CD:B9:02:20:15:67:6B:F5:7B:39:50:9E:F4:
  • 17:E3:C5:BA:FC:0C:31:4C:0A:E9:39:C1:FC:E6:78:11:
  • B6:DF:DF:D9:6B:84:2E
First seen at:

CN=*.selfhost.de

Certificate chain
Subject
Common Name (CN)
  • *.selfhost.de
Alternative Names
  • *.selfhost.de
  • selfhost.de
Issuer
Country (C)
  • BE
Organization (O)
  • GlobalSign nv-sa
Common Name (CN)
  • AlphaSSL CA - SHA256 - G2
validity period
Not valid before
2020-05-01
Not valid after
2022-06-07
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
3F:8D:EF:24:BC:B8:3A:1F:C7:87:99:A8:B0:41:C8:0A:CB:36:A9:E9:50:56:EC:20:57:99:8E:5C:BF:65:63:2D
SHA1
24:DE:58:7B:38:7F:25:F7:FE:58:BC:7E:BD:9B:D8:EF:73:80:32:86
X509v3 extensions
authorityInfoAccess
  • CA Issuers - URI:http://secure2.alphassl.com/cacert/gsalphasha2g2r1.crt
  • OCSP - URI:http://ocsp2.globalsign.com/gsalphasha2g2
certificatePolicies
  • Policy: 1.3.6.1.4.1.4146.1.10.10
  • CPS: https://www.globalsign.com/repository/
  • Policy: 2.23.140.1.2.1
crlDistributionPoints
  • Full Name:
  • URI:http://crl2.alphassl.com/gs/gsalphasha2g2.crl
authorityKeyIdentifier
  • keyid:F5:CD:D5:3C:08:50:F9:6A:4F:3A:B7:97:DA:56:83:E6:69:D2:68:F7
subjectKeyIdentifier
  • C0:41:CD:A2:B9:FE:61:47:3C:6B:EA:0E:DB:FB:72:C0:4D:D9:92:40
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : A4:B9:09:90:B4:18:58:14:87:BB:13:A2:CC:67:70:0A:
  • 3C:35:98:04:F9:1B:DF:B8:E3:77:CD:0E:C8:0D:DC:10
  • Timestamp : May 1 12:00:46.347 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:17:36:9F:4F:B1:C8:B8:9A:D6:66:79:AA:
  • D2:53:81:13:41:1F:36:08:A4:74:98:F0:BB:2C:12:55:
  • A3:DD:54:B2:02:21:00:C9:9F:20:5B:EB:61:68:B6:E4:
  • 15:71:34:A6:EF:76:49:DA:3D:CC:5F:2E:8D:1B:6E:2F:
  • 8B:44:A8:6A:E8:03:8F
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 6F:53:76:AC:31:F0:31:19:D8:99:00:A4:51:15:FF:77:
  • 15:1C:11:D9:02:C1:00:29:06:8D:B2:08:9A:37:D9:13
  • Timestamp : May 1 12:00:46.275 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:B5:3D:4F:7A:11:D4:82:92:C2:B4:E7:
  • 53:69:B1:EE:AD:67:A8:64:7C:EE:D5:3E:9B:84:68:C5:
  • 41:AC:B0:37:79:02:21:00:AA:F4:16:D8:66:65:86:D1:
  • 73:FB:30:B2:52:01:AB:BF:E3:97:66:8B:5A:D5:CB:35:
  • 56:08:C1:61:88:59:77:19
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 55:81:D4:C2:16:90:36:01:4A:EA:0B:9B:57:3C:53:F0:
  • C0:E4:38:78:70:25:08:17:2F:A3:AA:1D:07:13:D3:0C
  • Timestamp : May 1 12:00:46.225 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:40:3A:A8:CD:91:7A:98:7B:B0:41:C9:DA:
  • 04:78:6A:14:E5:56:E5:EC:93:BF:9C:15:6F:07:6D:82:
  • 9F:8A:C4:0A:02:20:6C:45:BB:A1:DE:15:44:5E:36:A1:
  • E0:E6:98:BB:BA:39:72:59:09:19:B2:9F:42:89:4C:7D:
  • ED:D7:54:4C:F6:23