SSL-Tools

SSL check results of mailbox.org

NEW You can also bulk check multiple servers.

Discover if the mail servers for mailbox.org 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

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Report created Sat, 11 Jul 2020 01:34:33 +0000

No connection to the mailservers of mailbox.org could be established.

Servers

Incoming Mails

These servers are responsible for incoming mails to @mailbox.org addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mx1.mailbox.org
2001:67c:2050:104::1:25:1
Results incomplete
10
supported
not checked
DANE
errors
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s
mx1.mailbox.org
80.241.60.212
Results incomplete
10
supported
not checked
DANE
errors
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s
mx2.mailbox.org
2001:67c:2050:104::2:25:1
Results incomplete
10
supported
not checked
DANE
errors
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s
mx2.mailbox.org
80.241.60.215
Results incomplete
10
supported
not checked
DANE
errors
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s
mx3.mailbox.org
2001:67c:2050:104::3:25:1
Results incomplete
20
supported
not checked
DANE
errors
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s
mx3.mailbox.org
80.241.60.216
Results incomplete
20
supported
not checked
DANE
errors
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s
mx-n.mailbox.org
91.198.250.17
Results incomplete
50
supported
not checked
DANE
errors
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s

Outgoing Mails

We have received emails from these servers with @mailbox.org sender addresses. Test mail delivery

Host TLS Version & Cipher
unknown (80.241.56.172)
TLSv1.2 ECDHE-RSA-CHACHA20-POLY1305
mout-p-102.mailbox.org (IPv6:2001:67c:2050::465:102)
TLSv1.2 ECDHE-RSA-CHACHA20-POLY1305
mout-y-209.mailbox.org (IPv6:2001:67c:2050:1::465:209)
TLSv1.2 ECDHE-RSA-CHACHA20-POLY1305
mout-p-102.mailbox.org (80.241.56.152)
TLSv1.2 ECDHE-RSA-CHACHA20-POLY1305
mout-p-103.mailbox.org (IPv6:2001:67c:2050::465:103)
TLSv1.2 ECDHE-RSA-CHACHA20-POLY1305

Certificates

No Certificates found

DANE

DNS-based Authentication of Named Entities (DANE) is a protocol to allow X.509 certificates to be bound to DNS using TLSA records and DNSSEC.

Name Options DNSSEC Matches
_25._tcp.mx3.mailbox.org
  • DANE-EE: Domain Issued Certificate
  • Use subject public key
  • SHA-256 Hash
valid
—
_25._tcp.mx3.mailbox.org
  • DANE-EE: Domain Issued Certificate
  • Use subject public key
  • SHA-256 Hash
valid
—
_25._tcp.mx3.mailbox.org
  • DANE-EE: Domain Issued Certificate
  • Use subject public key
  • SHA-256 Hash
valid
—
_25._tcp.mx-n.mailbox.org
  • DANE-EE: Domain Issued Certificate
  • Use subject public key
  • SHA-256 Hash
valid
—
_25._tcp.mx-n.mailbox.org
  • DANE-EE: Domain Issued Certificate
  • Use subject public key
  • SHA-256 Hash
valid
—
_25._tcp.mx1.mailbox.org
  • DANE-EE: Domain Issued Certificate
  • Use subject public key
  • SHA-256 Hash
valid
—
_25._tcp.mx1.mailbox.org
  • DANE-EE: Domain Issued Certificate
  • Use subject public key
  • SHA-256 Hash
valid
—
_25._tcp.mx1.mailbox.org
  • DANE-EE: Domain Issued Certificate
  • Use subject public key
  • SHA-256 Hash
valid
—
_25._tcp.mx2.mailbox.org
  • DANE-EE: Domain Issued Certificate
  • Use subject public key
  • SHA-256 Hash
valid
—
_25._tcp.mx2.mailbox.org
  • DANE-EE: Domain Issued Certificate
  • Use subject public key
  • SHA-256 Hash
valid
—