SSL check results of overmail.de

NEW You can also bulk check multiple servers.

Discover if the mail servers for overmail.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 Tue, 09 Feb 2021 16:32:22 +0000

The mailservers of overmail.de can be reached through a secure connection.

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.overmail.de
94.130.119.229
10
supported
over-mail.org
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
37 s

Outgoing Mails

We have received emails from these servers with @overmail.de sender addresses. Test mail delivery

Host TLS Version & Cipher
vm4.qdns1.com (94.130.119.229)
TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384

Certificates

First seen at:

CN=over-mail.org

Certificate chain
  • over-mail.org
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption

      • R3
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption

          • DST Root CA X3 (Certificate is self-signed.)
            • remaining
            • 2048 bit
            • sha1WithRSAEncryption

Subject
Common Name (CN)
  • over-mail.org
Alternative Names
  • imap.overmail.de
  • mail.overmail.de
  • over-mail.at
  • over-mail.biz
  • over-mail.ch
  • over-mail.com
  • over-mail.de
  • over-mail.email
  • over-mail.eu
  • over-mail.info
  • over-mail.net
  • over-mail.org
  • overmail.at
  • overmail.biz
  • overmail.ch
  • overmail.com
  • overmail.de
  • overmail.email
  • overmail.eu
  • overmail.info
  • overmail.net
  • pop.overmail.de
  • pop3.overmail.de
  • smtp.overmail.de
  • www.over-mail.at
  • www.over-mail.biz
  • www.over-mail.ch
  • www.over-mail.com
  • www.over-mail.de
  • www.over-mail.email
  • www.over-mail.eu
  • www.over-mail.info
  • www.over-mail.net
  • www.over-mail.org
  • www.overmail.at
  • www.overmail.biz
  • www.overmail.ch
  • www.overmail.com
  • www.overmail.de
  • www.overmail.email
  • www.overmail.eu
  • www.overmail.info
  • www.overmail.net
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R3
validity period
Not valid before
2020-12-24
Not valid after
2021-03-24
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
E8:EB:D9:21:AE:77:32:FB:70:F4:2D:85:49:5D:1F:E0:FA:5E:CC:56:D7:E4:2B:A5:CA:08:27:5C:FF:36:C2:4B
SHA1
C5:B8:23:8B:49:53:B1:9E:74:A4:10:FA:1D:A3:61:99:6E:72:7D:DC
X509v3 extensions
subjectKeyIdentifier
  • D1:C6:1A:EE:66:46:5F:6A:EA:00:80:F7:82:91:68:72:A6:8D:96:B1
authorityKeyIdentifier
  • keyid:14:2E:B3:17:B7:58:56:CB:AE:50:09:40:E6:1F:AF:9D:8B:14:C2:C6
authorityInfoAccess
  • OCSP - URI:http://r3.o.lencr.org
  • CA Issuers - URI:http://r3.i.lencr.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 : Dec 24 19:55:15.498 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:52:4F:8E:80:F0:FA:C4:B4:B6:24:9B:EC:
  • 1E:93:94:5B:56:C7:04:30:1F:85:B5:4C:E9:D5:A0:40:
  • 53:D4:F1:06:02:20:67:F8:8A:D2:D8:A9:1E:3E:96:C1:
  • 04:4A:2B:FE:73:CF:22:50:B9:E9:7B:4A:0F:9D:57:ED:
  • 25:79:01:AF:7C:B6
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : F6:5C:94:2F:D1:77:30:22:14:54:18:08:30:94:56:8E:
  • E3:4D:13:19:33:BF:DF:0C:2F:20:0B:CC:4E:F1:64:E3
  • Timestamp : Dec 24 19:55:15.944 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:98:68:8B:55:62:92:61:EB:CE:C2:58:
  • 00:63:9A:5C:19:5B:B6:56:48:9B:D7:1D:FA:3A:35:A2:
  • 04:8C:72:52:EC:02:21:00:BF:E2:04:F6:61:9C:F2:10:
  • 18:D2:49:28:A6:F7:07:54:0C:17:7F:85:1A:3D:03:49:
  • CC:52:35:04:D1:5C:9D:30