SSL check results of gasser.de

NEW You can also bulk check multiple servers.

Discover if the mail servers for gasser.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, 15 Sep 2020 05:45:45 +0000

We can not guarantee a secure connection to the mailservers of gasser.de!

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

/mailservers/gasser.de

Servers

Incoming Mails

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

Hostname / IP address Priority STARTTLS Certificates Protocol
ga2.gasser.de
2001:8d8:100f:f000::27e
Results incomplete
8 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
11 s
ga2.gasser.de
217.89.168.242
8
supported
ga-fw01
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
2 s
ga3.gasser.de
2001:8d8:100f:f000::27e
Results incomplete
9 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
11 s
ga3.gasser.de
217.89.168.243
9
supported
ga-fw01
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
2 s
ga1.gasser.de
2001:8d8:100f:f000::27e
Results incomplete
10 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
11 s
ga1.gasser.de
217.89.168.241
Results incomplete
10 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
1 s

Outgoing Mails

We have not received any emails from a @gasser.de address so far. Test mail delivery

Certificates

First seen at:

CN=ga-fw01,O=Gasser GmbH,L=Alzey,C=de

Certificate chain
  • ga-fw01
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
    • Hostname Mismatch
    • Unknown Authority

      Gasser GmbH WebAdmin CA
Subject
Country (C)
  • de
Locality (L)
  • Alzey
Organization (O)
  • Gasser GmbH
Common Name (CN)
  • ga-fw01
Alternative Names
  • ga-fw01
Issuer
Country (C)
  • de
Locality (L)
  • Alzey
Organization (O)
  • Gasser GmbH
Common Name (CN)
  • Gasser GmbH WebAdmin CA
Email
  • sbaldauf@gasser.de
validity period
Not valid before
2018-10-26
Not valid after
2038-01-01
This certifcate has been verified for the following usages:
  • Digital Signature
  • Non Repudiation
  • Key Encipherment
Fingerprints
SHA256
1D:41:03:D0:9F:0B:FD:46:A4:40:EC:D3:A4:B6:39:73:70:F0:FC:D9:5A:1A:29:56:AA:1D:EB:4F:07:A5:38:B6
SHA1
F9:93:B0:89:7A:0A:37:92:75:43:16:10:CD:7D:15:21:0F:3F:20:BC
X509v3 extensions
subjectKeyIdentifier
  • 2D:51:2B:C5:CA:B2:E7:62:F2:D8:68:2B:3E:9A:2F:17:97:E1:06:C5
authorityKeyIdentifier
  • keyid:6E:EE:4E:E4:7B:39:0E:2A:40:5A:84:19:D8:DF:26:43:6D:A8:35:E9
  • DirName:/C=de/L=Alzey/O=Gasser GmbH/CN=Gasser GmbH WebAdmin CA/emailAddress=sbaldauf@gasser.de
  • serial:E5:05:B0:DD:8F:5A:C4:38