SSL-Tools

SSL check results of mail.gmx.net

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Discover if the mail servers for mail.gmx.net 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

JSON Refresh

Report created Sat, 31 Aug 2024 17:43:50 +0000

No connection to the mailservers of mail.gmx.net could be established.

Servers

Incoming Mails

These servers are responsible for incoming mails to @mail.gmx.net addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.gmx.net
212.227.17.168
Results incomplete
-
supported
mail.gmx.net
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s
mail.gmx.net
212.227.17.190
Results incomplete
-
supported
mail.gmx.net
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
1 s

Outgoing Mails

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

Certificates

First seen at:

CN=mail.gmx.net,O=1&1 Mail & Media GmbH,L=Montabaur,ST=Rheinland-Pfalz,C=DE

Certificate chain
Subject
Country (C)
  • DE
State (ST)
  • Rheinland-Pfalz
Locality (L)
  • Montabaur
Organization (O)
  • 1&1 Mail & Media GmbH
Common Name (CN)
  • mail.gmx.net
Alternative Names
  • mail.gmx.net
  • mail.gmx.de
  • smtp.gmx.net
  • smtp.gmx.de
  • imap.gmx.net
  • imap.gmx.de
  • pop.gmx.net
  • pop.gmx.de
Issuer
Country (C)
  • DE
Organization (O)
  • Deutsche Telekom Security GmbH
Common Name (CN)
  • Telekom Security ServerID OV Class 2 CA
validity period
Not valid before
2024-02-19
Not valid after
2025-02-23
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Client Authentication
  • TLS Web Server Authentication
Fingerprints
SHA256
FC:02:58:81:8E:63:D2:1A:21:77:58:F2:0E:0D:AA:30:97:DA:BA:EF:B7:F7:04:87:2A:7F:2C:E4:45:98:14:64
SHA1
51:47:2A:CB:1E:62:C1:33:84:5B:F3:4A:2B:A1:74:57:A5:4A:28:80
X509v3 extensions
authorityKeyIdentifier
  • keyid:1C:05:93:B1:7F:A8:34:30:8C:52:E0:96:40:A0:72:A3:10:5D:E0:FF
subjectKeyIdentifier
  • C7:2A:B0:15:CA:90:99:77:4E:67:7B:70:6B:59:DA:C3:D4:1B:AD:52
certificatePolicies
  • Policy: 2.23.140.1.2.2
  • CPS: http://docs.serverid.telesec.de/cps/serverid.htm
crlDistributionPoints
  • Full Name:
  • URI:http://crl.serverid.telesec.de/rl/Telekom_Security_ServerID_OV_Class_2_CA.crl
authorityInfoAccess
  • OCSP - URI:http://ocsp.serverid.telesec.de/ocspr
  • CA Issuers - URI:http://crt.serverid.telesec.de/crt/Telekom_Security_ServerID_OV_Class_2_CA.crt
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 55:81:D4:C2:16:90:36:01:4A:EA:0B:9B:57:3C:53:F0:
  • C0:E4:38:78:70:25:08:17:2F:A3:AA:1D:07:13:D3:0C
  • Timestamp : Feb 19 11:27:09.295 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:F7:2E:0B:31:82:91:5F:02:F0:41:8D:
  • DE:CA:DF:FC:DB:E5:C6:94:2B:BB:59:F9:12:70:15:38:
  • E2:AD:4F:16:C9:02:21:00:E2:99:3A:FD:EF:52:3E:66:
  • 52:E1:84:F6:74:F3:D1:54:4E:D2:A2:11:AA:2F:4F:81:
  • 6F:D8:3D:C1:F3:57:DA:5F
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C:
  • 22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0
  • Timestamp : Feb 19 11:27:09.387 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:CC:36:D4:D6:0C:25:4B:FE:E4:CE:C3:
  • D6:BB:CB:B2:A2:CF:5C:53:3B:09:39:78:92:1E:C2:F0:
  • 6D:74:C7:51:71:02:21:00:F5:28:47:CD:45:9C:BC:FD:
  • 97:6D:B8:48:CE:B8:58:02:9D:68:E7:2D:26:E9:F4:52:
  • 6E:1F:31:3D:95:DA:D6:BA
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 28:E2:81:38:FD:83:21:45:E9:A9:D6:AA:75:37:6D:83:
  • 77:A8:85:12:B3:C0:7F:72:41:48:21:DC:BD:E9:8C:66
  • Timestamp : Feb 19 11:27:09.748 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:0B:FD:30:D6:97:65:5A:A2:D5:23:76:85:
  • 6E:60:08:BE:F6:7B:1C:D3:0F:05:09:DF:06:6B:21:62:
  • 7B:AA:D4:FA:02:21:00:BC:68:04:01:0E:D3:9D:01:61:
  • EB:6B:37:08:BD:F5:41:E3:98:C3:4E:BB:5F:51:D5:10:
  • 30:3F:BE:73:F2:20:C9
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : CF:11:56:EE:D5:2E:7C:AF:F3:87:5B:D9:69:2E:9B:E9:
  • 1A:71:67:4A:B0:17:EC:AC:01:D2:5B:77:CE:CC:3B:08
  • Timestamp : Feb 19 11:27:08.819 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:08:02:C8:99:90:6A:EE:12:78:27:BA:93:
  • 09:45:D3:AF:50:E0:D6:48:F9:62:31:E9:6A:45:CD:BC:
  • FF:7D:D9:F5:02:20:73:3F:C9:BB:75:85:FE:35:BF:BC:
  • BB:A5:E4:B1:83:4A:1C:6B:ED:B9:CE:8B:5C:F6:C8:FD:
  • 0D:B3:14:4B:73:AC
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 4E:75:A3:27:5C:9A:10:C3:38:5B:6C:D4:DF:3F:52:EB:
  • 1D:F0:E0:8E:1B:8D:69:C0:B1:FA:64:B1:62:9A:39:DF
  • Timestamp : Feb 19 11:27:08.844 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:20:AD:43:1C:4E:7F:C0:C8:2D:10:B8:0A:
  • 49:CD:66:1C:3F:63:CB:CC:EA:34:71:D0:66:31:2B:5D:
  • 67:EC:1A:DD:02:20:01:01:34:E1:B2:3B:20:86:EB:36:
  • D0:DD:F9:F7:E6:D8:D8:58:41:ED:68:16:C7:19:CA:10:
  • C4:BB:26:B4:BE:ED