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 Mon, 25 May 2020 21:43:08 +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
6 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
2020-04-10
Not valid after
2020-07-09
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
A0:BB:A3:78:3B:D9:01:FF:E6:55:1F:0B:C9:04:29:68:D5:F0:26:D0:50:D6:28:41:1E:35:C8:CE:F2:4B:B9:99
SHA1
90:F0:5D:39:CD:EE:3F:AA:54:61:57:5D:63:96:AF:73:58:39:D7:58
X509v3 extensions
subjectKeyIdentifier
  • 4B:60:3D:73:5D:74:F6:4F:19:CD:EE:01:61:58:22:8E:F8:22:68:60
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 10 08:18:22.216 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:2E:55:F1:7D:CA:C3:B6:29:76:4E:72:BF:
  • 5F:A1:DE:42:59:3A:44:95:A1:B0:02:D8:2E:FE:76:42:
  • 34:92:A4:81:02:20:1A:A9:6F:E5:1B:55:1C:A1:74:4C:
  • 0A:A6:25:95:54:49:FD:4A:19:E9:5C:1E:07:4C:4E:CA:
  • 2F:BB:5A:29:0F:87
  • 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 : Apr 10 08:18:22.263 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:68:E8:89:A1:E3:77:BC:41:36:4D:DE:88:
  • F7:9B:9B:1A:57:93:5D:BC:0D:30:31:F8:F0:19:CE:FC:
  • 73:10:C5:A8:02:21:00:DB:3C:76:FC:78:2B:68:46:E8:
  • EC:29:E4:59:26:E0:AB:39:9C:BD:91:7B:0A:94:63:0C:
  • 39:65:CF:8E:D5:AB:29