SSL check results of petersen20.de

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Discover if the mail servers for petersen20.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

Report created Wed, 27 May 2020 00:30:12 +0000

The mailservers of petersen20.de can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @petersen20.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.petersen20.de
185.207.107.139
10
supported
*.petersen20.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 @petersen20.de address so far. Test mail delivery

Certificates

First seen at:

CN=*.petersen20.de

Certificate chain
Subject
Common Name (CN)
  • *.petersen20.de
Alternative Names
  • *.home.petersen20.de
  • *.petersen20.de
  • petersen20.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-04-30
Not valid after
2020-07-29
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
68:40:8C:B5:8E:64:70:3B:70:CA:C7:B5:7F:93:51:D3:27:AE:50:DB:C0:7D:6D:F4:B7:76:5B:F3:A1:EF:90:A2
SHA1
C7:38:A2:E2:DD:E6:54:6A:8E:7A:DC:24:34:E1:D4:99:68:73:CA:7C
X509v3 extensions
subjectKeyIdentifier
  • 66:AA:DE:DF:5C:6D:19:D3:B6:18:12:89:6D:F3:4D:F1:39:63:B7:B9
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 : Apr 30 18:55:14.608 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:99:C4:A1:62:C6:56:D1:C1:24:F2:53:
  • D6:09:EA:44:BC:46:55:56:12:B5:C5:FC:EC:1A:80:72:
  • F3:FE:49:C1:17:02:20:5E:C0:27:88:B3:67:17:62:96:
  • BD:34:28:60:4B:27:54:61:57:79:4F:80:EF:EE:5A:8D:
  • C2:BD:4F:DB:52:54:9C
  • 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 : Apr 30 18:55:14.599 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:29:E4:27:AC:2B:D0:AC:C3:F7:B1:26:FB:
  • 79:02:71:B0:44:74:8D:F9:F5:61:C3:5D:38:74:6E:0E:
  • D1:70:E2:2E:02:21:00:D3:83:38:54:9E:7E:16:87:A7:
  • 7F:C4:B8:57:4F:73:F3:2C:CC:89:B3:65:DB:09:BA:77:
  • 06:BF:55:7C:88:7B:D0