SSL-Tools

SSL check results of tgcz.cz

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Discover if the mail servers for tgcz.cz 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, 23 Nov 2024 01:31:00 +0000

We can not guarantee a secure connection to the mailservers of tgcz.cz!

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

/mailservers/tgcz.cz

Servers

Incoming Mails

These servers are responsible for incoming mails to @tgcz.cz addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.tgcz.cz
62.77.95.101
Results incomplete
10 not checked
DANE
missing
PFS
not checked
Heartbleed
not checked
Weak ciphers
not checked
11 s
mx2.tgcz.cz
93.91.159.221
Results incomplete
40
supported
not checked
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
10 s
mspool.gts.cz
193.85.201.247
 50
supported
*.cz.net
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
12 s

Outgoing Mails

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

Certificates

First seen at:

CN=*.cz.net,O=T-Mobile Czech Republic a.s.,L=Praha 4,C=CZ

Certificate chain
Subject
Country (C)
  • CZ
Locality (L)
  • Praha 4
Organization (O)
  • T-Mobile Czech Republic a.s.
Common Name (CN)
  • *.cz.net
Alternative Names
  • *.cz.net
  • cz.net
Issuer
Country (C)
  • US
Organization (O)
  • Entrust, Inc.
Organizational Unit (OU)
  • See www.entrust.net/legal-terms
  • (c) 2012 Entrust, Inc. - for authorized use only
Common Name (CN)
  • Entrust Certification Authority - L1K
validity period
Not valid before
2024-02-22
Not valid after
2025-03-03
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
A8:16:DD:CF:A4:3D:B9:B5:11:F6:E9:72:DF:DA:62:A4:04:C2:0C:51:67:C6:B6:EB:42:13:29:E3:DE:70:67:F6
SHA1
DA:88:FD:27:D5:2A:01:76:8C:DE:2C:E5:B5:40:14:ED:CD:11:60:72
X509v3 extensions
subjectKeyIdentifier
  • 00:D3:B4:F5:64:44:AC:20:C2:6D:50:1C:34:B7:99:AC:78:A8:F3:73
authorityKeyIdentifier
  • keyid:82:A2:70:74:DD:BC:53:3F:CF:7B:D4:F7:CD:7F:A7:60:C6:0A:4C:BF
authorityInfoAccess
  • OCSP - URI:http://ocsp.entrust.net
  • CA Issuers - URI:http://aia.entrust.net/l1k-chain256.cer
crlDistributionPoints
  • Full Name:
  • URI:http://crl.entrust.net/level1k.crl
certificatePolicies
  • Policy: 2.23.140.1.2.2
ct_precert_scts
  • 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 22 12:06:08.615 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:E1:30:DA:9B:7E:32:95:C9:B9:E0:46:
  • 91:0D:08:51:86:39:8A:38:15:A1:E6:80:7F:22:20:1B:
  • ED:E7:60:E1:3E:02:21:00:86:20:81:C4:0F:04:EA:64:
  • DC:F5:57:CD:75:A8:25:DC:4D:2D:4E:0F:ED:86:01:68:
  • 5F:93:3D:86:5D:BA:09:DE
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : E6:D2:31:63:40:77:8C:C1:10:41:06:D7:71:B9:CE:C1:
  • D2:40:F6:96:84:86:FB:BA:87:32:1D:FD:1E:37:8E:50
  • Timestamp : Feb 22 12:06:08.667 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:B1:A3:6A:74:3B:70:A0:C9:64:DE:FB:
  • F0:F1:D5:F8:CF:8A:BD:8C:8A:2B:51:71:03:92:FB:B7:
  • 8B:95:2B:15:9E:02:21:00:F8:DC:20:0D:31:33:03:93:
  • 50:A7:EC:4D:9D:9C:FD:9B:46:41:59:A0:D2:02:57:C7:
  • 58:D2:97:C2:7B:CC:4A:50
  • 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 22 12:06:08.660 2024 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:46:02:21:00:FB:75:A4:E4:0D:82:7C:53:C1:5F:BC:
  • B6:7A:32:C5:5A:EB:44:03:AB:58:39:E6:E7:90:D7:4C:
  • BE:1F:16:24:68:02:21:00:E6:BA:A2:E3:0C:D4:50:53:
  • 85:D8:9B:4C:C7:8C:1A:4F:19:F6:1E:44:5F:A8:BB:CB:
  • 03:81:E1:48:5C:9A:11:C8