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 Mon, 11 Mar 2024 08:19:20 +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
212.227.17.190
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
212.227.17.168
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,L=Montabaur,ST=Rheinland-Pfalz,O=1&1 Mail & Media GmbH,C=DE

Certificate chain
Subject
Country (C)
  • DE
Organization (O)
  • 1&1 Mail & Media GmbH
State (ST)
  • Rheinland-Pfalz
Locality (L)
  • Montabaur
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
2023-03-28
Not valid after
2024-04-01
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Client Authentication
  • TLS Web Server Authentication
Fingerprints
SHA256
39:42:05:48:0A:63:82:D4:88:2A:CE:1C:9E:B4:BB:36:C8:99:2E:E3:66:0E:7D:D1:BF:61:1B:1F:43:E4:EE:35
SHA1
BF:A5:40:61:C3:13:A2:95:88:73:C9:9A:DE:A0:C8:85:7B:5E:C3:61
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
  • 84:BE:9F:45:EB:9B:42:07:2E:92:3D:3E:42:03:6B:2D:72:C9:97:1A
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 : EE:CD:D0:64:D5:DB:1A:CE:C5:5C:B7:9D:B4:CD:13:A2:
  • 32:87:46:7C:BC:EC:DE:C3:51:48:59:46:71:1F:B5:9B
  • Timestamp : Mar 28 08:50:35.816 2023 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:04:96:B7:EB:8A:59:3F:A7:94:5C:FA:12:
  • 57:1D:DF:44:D4:40:E0:27:02:69:0F:B1:98:FF:97:28:
  • 5F:7C:31:96:02:20:78:90:EE:FE:BD:80:24:7F:43:6F:
  • 33:12:E0:21:98:6E:9C:B8:6B:9E:C5:2C:EE:23:49:43:
  • 07:80:AA:62:71:B5
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 76:FF:88:3F:0A:B6:FB:95:51:C2:61:CC:F5:87:BA:34:
  • B4:A4:CD:BB:29:DC:68:42:0A:9F:E6:67:4C:5A:3A:74
  • Timestamp : Mar 28 08:50:35.671 2023 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:6A:9E:58:64:64:E1:0C:5C:39:69:8B:3F:
  • 43:60:5B:EC:7D:C1:F3:95:A7:E9:6F:54:0A:3D:22:5B:
  • 96:B7:54:11:02:21:00:F3:32:CE:9F:40:86:B9:FD:39:
  • FD:E7:16:E4:5B:41:0F:D4:6D:9B:D5:E1:BA:B2:BF:61:
  • 9D:B5:02:A3:E4:4F:21
  • 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 : Mar 28 08:50:35.968 2023 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:CC:13:4C:30:89:36:AB:5E:78:15:BD:
  • B9:3F:48:66:67:5D:B2:8C:E1:80:E9:BA:6E:0C:45:5D:
  • 02:A5:0B:16:23:02:21:00:99:9F:31:BC:5A:36:33:01:
  • F1:5E:69:A6:F2:43:AD:C5:D8:34:F1:BA:E4:DA:2C:03:
  • A5:D5:AB:7B:4F:4E:28:56
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 73:D9:9E:89:1B:4C:96:78:A0:20:7D:47:9D:E6:B2:C6:
  • 1C:D0:51:5E:71:19:2A:8C:6B:80:10:7A:C1:77:72:B5
  • Timestamp : Mar 28 08:50:36.052 2023 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:88:86:91:65:07:79:F5:12:93:70:C3:
  • 01:11:D3:0C:B9:48:CE:2C:29:07:C9:FC:3D:16:13:BC:
  • BF:87:DC:59:18:02:21:00:F1:90:D2:CE:C1:51:58:7A:
  • 87:26:75:66:55:5A:0A:35:32:14:13:B4:00:B9:83:41:
  • B4:94:7B:F3:20:A8:04:18
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : DA:B6:BF:6B:3F:B5:B6:22:9F:9B:C2:BB:5C:6B:E8:70:
  • 91:71:6C:BB:51:84:85:34:BD:A4:3D:30:48:D7:FB:AB
  • Timestamp : Mar 28 08:50:36.304 2023 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:9D:E0:89:45:DD:92:60:F9:21:79:9C:
  • BD:F8:14:B2:55:3E:F6:93:C0:8B:5D:4D:79:A3:3D:5C:
  • D9:DA:F2:DE:8E:02:20:7E:FC:CF:52:CF:6C:25:72:84:
  • 4F:4F:C2:EF:F8:73:0F:34:EE:8C:BA:44:20:D0:10:9A:
  • 74:77:62:37:99:D2:A0