SSL-Tools

SSL check results of mx-gw-in.unam.edu.ar

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Discover if the mail servers for mx-gw-in.unam.edu.ar 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, 05 Dec 2020 01:19:48 +0000

The mailservers of mx-gw-in.unam.edu.ar 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 @mx-gw-in.unam.edu.ar addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mx-gw-in.unam.edu.ar
192.100.186.26
 -
supported
*.unam.edu.ar
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
20 s
mx-gw-in.unam.edu.ar
192.100.186.27
 -
supported
*.unam.edu.ar
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
19 s
mx-gw-in.unam.edu.ar
2803:70e0::4487:d6ff:fecf:856f
 -
supported
*.unam.edu.ar
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
21 s
mx-gw-in.unam.edu.ar
2803:70e0::a043:3cff:fe89:bdad
 -
supported
*.unam.edu.ar
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
20 s

Outgoing Mails

We have not received any emails from a @mx-gw-in.unam.edu.ar address so far. Test mail delivery

Certificates

First seen at:

CN=*.unam.edu.ar,O=unam.edu.ar,OU=Proxmox Mail Gateway

Certificate chain
  • *.unam.edu.ar (Certificate is self-signed.)
    • remaining
    • 4096 bit
    • sha256WithRSAEncryption
    • Unknown Authority
Subject
Organizational Unit (OU)
  • Proxmox Mail Gateway
Organization (O)
  • unam.edu.ar
Common Name (CN)
  • *.unam.edu.ar
Issuer

Certificate is self-signed.

validity period
Not valid before
2018-04-06
Not valid after
2028-04-03
Fingerprints
SHA256
60:BB:9E:6E:92:A7:85:E1:F1:B9:4B:D1:4D:C7:23:DE:5C:F1:F9:FF:93:58:DB:4A:6C:5D:A2:B7:75:43:6A:73
SHA1
5D:23:E0:33:1D:3B:21:B2:0A:2A:A8:1E:B5:48:24:E4:5B:52:C7:75
First seen at:

CN=*.unam.edu.ar,O=unam.edu.ar,OU=Proxmox Mail Gateway

Certificate chain
  • *.unam.edu.ar (Certificate is self-signed.)
    • remaining
    • 4096 bit
    • sha256WithRSAEncryption
    • Unknown Authority
Subject
Organizational Unit (OU)
  • Proxmox Mail Gateway
Organization (O)
  • unam.edu.ar
Common Name (CN)
  • *.unam.edu.ar
Issuer

Certificate is self-signed.

validity period
Not valid before
2018-04-06
Not valid after
2028-04-03
Fingerprints
SHA256
DE:82:B2:9A:A2:B2:66:89:07:8C:F0:86:5C:EE:FE:04:9B:F7:3D:D0:C4:87:36:6F:1B:C0:E4:13:EC:52:2C:11
SHA1
A5:16:E8:29:D7:98:1A:E1:21:7F:CA:39:D6:AA:C4:7F:E4:4B:EF:43