SSL check results of arlingtonconstruction.net

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Discover if the mail servers for arlingtonconstruction.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, 17 Jun 2020 00:31:56 +0000

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

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
arlington.mx.smbguard.com
104.238.131.80
10
supported
arlington.mx.smbguard.com
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
15 s

Outgoing Mails

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

Certificates

First seen at:

CN=arlington.mx.smbguard.com

Certificate chain
Subject
Common Name (CN)
  • arlington.mx.smbguard.com
Alternative Names
  • arlington.mx.smbguard.com
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-04-26
Not valid after
2020-07-25
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
B5:B8:4C:4C:07:DD:6E:A7:99:6A:7D:FC:31:D6:56:FC:D8:7A:4D:1A:14:24:C9:58:E4:6D:E7:3C:59:FD:CE:04
SHA1
FA:DB:33:A2:AD:CD:86:B7:AE:51:6B:7B:F7:80:43:92:F9:E6:3A:86
X509v3 extensions
subjectKeyIdentifier
  • DF:B8:BC:38:67:5F:93:6B:4E:4D:26:92:68:3D:2B:25:39:5B:2D:A3
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 : 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 26 08:47:39.024 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:06:09:D5:AC:FD:55:FA:39:B8:C7:8C:4E:
  • 7D:EE:56:5F:80:6E:69:9A:0E:BE:56:BF:F8:BA:04:09:
  • C8:A9:9F:C1:02:20:09:6A:D2:B2:DC:3B:31:38:35:1E:
  • D2:58:6D:5B:41:7B:97:C5:01:69:B8:AE:D5:E0:3C:76:
  • FC:96:F7:A7:0F:5E
  • 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 : Apr 26 08:47:39.206 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:75:73:31:5F:3C:09:7E:E3:F5:FA:05:E8:
  • 3E:15:0B:AF:BD:36:19:70:DE:19:15:DD:5B:99:D2:5D:
  • B2:84:FB:D2:02:20:2F:8C:E6:3A:52:9C:BB:AD:56:19:
  • 74:8F:1D:03:0B:A0:B8:38:71:3E:3B:C7:EB:58:28:2D:
  • 1E:E7:E9:9D:0E:92