SSL check results of as34936.net

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Discover if the mail servers for as34936.net 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, 11 Sep 2019 18:19:15 +0000

The mailservers of as34936.net can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @as34936.net addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail-gw.prd.dus.de.niewerth.it
2001:4ba7:0:10::30
1
supported
mail-gw.prd.dus.de.niewerth.it
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
6 s
mail-gw.prd.dus.de.niewerth.it
89.163.251.244
1
supported
mail-gw.prd.dus.de.niewerth.it
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s

Outgoing Mails

We have received emails from these servers with @as34936.net sender addresses. Test mail delivery

Host TLS Version & Cipher
mail-gw.prd.dus.de.niewerth.it (89.163.251.244)
TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384

Certificates

First seen at:

CN=mail-gw.prd.dus.de.niewerth.it

Certificate chain
Subject
Common Name (CN)
  • mail-gw.prd.dus.de.niewerth.it
Alternative Names
  • mail-gw.prd.dus.de.niewerth.it
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2019-09-07
Not valid after
2019-12-06
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
8A:3E:A1:B6:78:49:93:57:FA:03:8C:05:20:30:B1:E4:6F:25:11:9C:3E:88:E2:B3:AF:12:49:D6:74:FE:F0:EE
SHA1
B8:CB:47:65:19:FB:F5:7E:6B:33:FC:82:AD:C8:63:0B:35:69:6F:00
X509v3 extensions
subjectKeyIdentifier
  • F8:B6:84:72:71:D9:86:A0:4A:BD:5A:DA:2E:C7:DC:51:28:1B:FF:2C
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 : 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 : Sep 7 18:15:15.517 2019 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:DF:46:6F:2B:EF:1E:B2:26:DF:35:2C:
  • 18:42:B7:B1:02:0D:24:05:DC:AD:D1:AA:17:66:2E:7F:
  • AB:51:F0:0B:8C:02:21:00:8C:6A:A7:8C:B7:74:3C:E8:
  • 8B:0C:CF:80:FB:E2:0B:AE:39:49:A2:51:B2:BD:67:B8:
  • 27:26:89:A0:AD:C2:96:FF
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 29:3C:51:96:54:C8:39:65:BA:AA:50:FC:58:07:D4:B7:
  • 6F:BF:58:7A:29:72:DC:A4:C3:0C:F4:E5:45:47:F4:78
  • Timestamp : Sep 7 18:15:15.443 2019 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:4B:6B:CA:EF:33:3D:14:ED:19:A9:44:FD:
  • 18:F4:F3:8D:7F:C1:AC:83:5E:40:CF:F8:C9:C2:06:9B:
  • 4B:56:F0:B7:02:20:77:10:68:FA:AC:22:E0:C5:3C:A2:
  • B4:3C:BB:B1:CD:27:96:FA:AE:19:13:E4:E8:99:2B:39:
  • A4:F3:62:54:CC:38