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 Sat, 30 Nov 2019 22:00:25 +0000

We can not guarantee a secure connection to the mailservers of petersen20.de!

Please contact the operator of petersen20.de and ask him or her to solve this problem. This result stays accessible under the following address:

https://ssl-tools.net/mailservers/petersen20.de

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.petersen20.de
31.17.103.63
10
supported
*.petersen20.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
8 s
relay.rzone.de
81.169.145.96
Results incomplete
100
unsupported
not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
1 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
2019-11-30
Not valid after
2020-02-28
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
F7:5B:C6:57:9A:AD:F0:CE:E2:C8:D0:12:52:94:1D:E4:A3:A1:4D:A5:B8:6E:7A:10:F9:90:D9:B9:C9:B3:92:F8
SHA1
B3:5D:5F:F9:25:F2:13:D6:A9:27:34:34:0E:9B:E7:BA:B0:85:50:51
X509v3 extensions
subjectKeyIdentifier
  • 58:F0:F8:0E:C4:1D:73:EF:B1:4B:13:AB:89:98:BA:33:C4:24:84:80
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 : Nov 30 21:46:15.071 2019 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:0A:FE:9E:83:14:25:00:C8:97:45:60:04:
  • CC:82:79:75:5C:35:87:B5:72:4A:67:9B:38:A2:0F:1E:
  • 69:AA:09:6E:02:20:3E:45:A6:39:D7:C0:57:91:60:4B:
  • 7B:3E:D3:45:18:1C:F9:DA:74:23:E7:09:42:0D:1A:33:
  • EB:11:02:E2:13:77
  • 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 : Nov 30 21:46:15.108 2019 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:C1:23:3A:E9:C6:C1:2F:6E:0E:E4:EB:
  • 9C:17:90:B0:12:18:50:87:54:D0:7C:E2:54:A8:D6:52:
  • 8B:3E:74:D8:61:02:21:00:83:6F:71:69:E9:9C:D3:20:
  • 21:9A:33:93:4E:7F:C3:CA:32:DA:2F:8A:86:C2:63:4F:
  • C3:22:7D:BB:F3:A7:7B:7E