SSL check results of virtua.com.br

NEW You can also bulk check multiple servers.

Discover if the mail servers for virtua.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

Report created Tue, 09 Oct 2018 08:37:40 +0000

The mailservers of virtua.com.br can be reached through an encrypted connection.

However, we found problems that may affect the security.

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
smtp.virtua.com.br
201.6.4.64
10
supported
SPOUOLSRV576
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
18 s

Outgoing Mails

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

Host TLS Version & Cipher
unknown (179.211.143.132)
Insecure - not encrypted!
unknown (187.20.12.135)
Insecure - not encrypted!
unknown (189.62.221.233)
Insecure - not encrypted!
unknown (189.102.208.78)
Insecure - not encrypted!
unknown (187.105.68.150)
Insecure - not encrypted!
unknown (189.120.97.107)
Insecure - not encrypted!
unknown (189.6.44.224)
Insecure - not encrypted!
unknown (181.223.187.177)
Insecure - not encrypted!
unknown (191.181.198.207)
Insecure - not encrypted!
unknown (201.17.23.3)
Insecure - not encrypted!
unknown (177.35.13.3)
Insecure - not encrypted!
unknown (187.21.65.90)
Insecure - not encrypted!
unknown (191.190.73.12)
Insecure - not encrypted!
unknown (179.155.83.194)
Insecure - not encrypted!
unknown (201.6.116.132)
Insecure - not encrypted!
unknown (177.235.20.98)
Insecure - not encrypted!
unknown (191.178.240.9)
Insecure - not encrypted!
unknown (187.64.128.95)
Insecure - not encrypted!

Certificates

First seen at:

emailAddress=virtua@virtua.com.br,CN=SPOUOLSRV576,OU=MSO,O=NET,L=SP,ST=Sao_Paulo,C=BR

Certificate chain
  • SPOUOLSRV576 (Certificate is self-signed.)
    • remaining
    • 4096 bit
    • sha1WithRSAEncryption
    • Hostname Mismatch
    • Unknown Authority

Subject
Country (C)
  • BR
State (ST)
  • Sao_Paulo
Locality (L)
  • SP
Organization (O)
  • NET
Organizational Unit (OU)
  • MSO
Common Name (CN)
  • SPOUOLSRV576
Email
  • virtua@virtua.com.br
Issuer

Certificate is self-signed.

validity period
Not valid before
2018-04-12
Not valid after
2019-04-12
Fingerprints
SHA256
CC:45:EC:65:83:BF:87:F8:D8:AC:72:36:4F:AB:F2:D5:47:B4:90:1F:E3:B6:07:5E:CF:A9:D0:50:E1:B3:75:52
SHA1
9A:DF:A9:21:07:9A:DF:02:72:1D:8F:50:00:31:E9:AC:E1:EE:C0:23