SSL-Tools

SSL check results of staybox.com.br

NEW You can also bulk check multiple servers.

Discover if the mail servers for staybox.com.br 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 Wed, 09 Jun 2021 14:32:44 +0000

We can not guarantee a secure connection to the mailservers of staybox.com.br!

Please contact the operator of staybox.com.br and ask him or her to solve this problem. This result stays accessible under the following address:

/mailservers/staybox.com.br

Servers

Incoming Mails

These servers are responsible for incoming mails to @staybox.com.br addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mailborder.tcheturbo.net.br
187.108.16.22
 0
supported
mtamailborder.tcheturbo.net.br
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
supported
  • ECDHE_RSA_WITH_RC4_128_SHA
  • SSL_RSA_WITH_RC4_128_SHA
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
24 s
zimbra01.staybox.com.br
186.209.139.17
Results incomplete
10
supported
not checked
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
8 s

Outgoing Mails

We have received emails from these servers with @staybox.com.br sender addresses. Test mail delivery

Host TLS Version & Cipher
zimbra01.staybox.com.br (186.209.139.17)
TLSv1.2 AECDH-AES256-SHA

Certificates

First seen at:

emailAddress=certs@mailborder.tcheturbo.net.br,OU=email_gateway,CN=mtamailborder.tcheturbo.net.br,L=ZZ,O=Mailborder,ST=ZZ,C=ZZ

Certificate chain
  • mtamailborder.tcheturbo.net.br (Certificate is self-signed.)
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
    • Hostname Mismatch
    • Unknown Authority
Subject
Country (C)
  • ZZ
State (ST)
  • ZZ
Organization (O)
  • Mailborder
Locality (L)
  • ZZ
Common Name (CN)
  • mtamailborder.tcheturbo.net.br
Organizational Unit (OU)
  • email_gateway
Email
  • certs@mailborder.tcheturbo.net.br
Issuer

Certificate is self-signed.

validity period
Not valid before
2019-07-15
Not valid after
2029-07-12
Fingerprints
SHA256
99:BE:EF:C0:5F:6E:71:EA:67:03:3E:7D:E6:97:F4:A7:77:52:1B:12:8F:8C:A5:52:51:B1:45:E9:88:1A:8A:5F
SHA1
7F:48:54:24:73:FB:B2:CC:5A:3C:4A:AE:C1:9F:68:CD:67:DD:75:C1