SSL check results of opsone.ch

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Discover if the mail servers for opsone.ch 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, 09 Oct 2019 14:50:09 +0000

The mailservers of opsone.ch can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @opsone.ch addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.opsone.ch
2a04:503:0:1008::122
10
supported
mail.opsone.ch
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
6 s
mail.opsone.ch
185.17.70.122
10
supported
mail.opsone.ch
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
5 s

Outgoing Mails

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

Certificates

First seen at:

CN=mail.opsone.ch

Certificate chain
Subject
Common Name (CN)
  • mail.opsone.ch
Alternative Names
  • autoconfig.opsone.ch
  • autodiscover.opsone.ch
  • mail.opsone.ch
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2019-08-21
Not valid after
2019-11-19
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
BC:B2:BE:86:E5:90:59:B7:93:28:71:8C:4C:34:21:65:AD:B8:3E:8B:61:3A:31:A1:E3:3E:5F:92:BB:5E:A5:B2
SHA1
0F:AA:50:D4:A5:8B:8D:8C:08:98:FF:7D:62:78:6C:C4:6D:1B:C7:87
X509v3 extensions
subjectKeyIdentifier
  • 61:29:C7:EF:5A:9D:71:B8:2C:3D:E9:64:82:57:9B:5D:20:37:DF:79
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 : Aug 21 08:18:17.894 2019 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:1A:21:18:DE:A4:C2:64:FB:BE:0E:78:61:
  • 12:35:B9:D2:DB:22:52:A4:E8:35:99:4A:DA:46:E4:FA:
  • 3F:A5:5A:23:02:20:1D:40:FF:63:8E:FC:2A:06:7D:41:
  • 7D:9F:FC:CF:EF:92:AE:8D:39:98:51:38:3B:5F:92:BD:
  • D2:B7:71:76:E9:91
  • 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 : Aug 21 08:18:17.857 2019 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:7B:23:31:C6:7A:F5:6A:AA:D6:42:8E:1F:
  • EB:3C:EF:4A:0D:BD:B0:F1:3F:16:9F:F7:28:0F:F5:FB:
  • 6F:E4:BA:F1:02:21:00:8C:64:94:8A:62:EB:45:74:59:
  • 2E:9B:01:51:D2:31:A2:B7:FE:6B:61:10:82:23:DE:E2:
  • 10:49:A7:35:0F:FB:97