SSL-Tools

SSL check results of mx1.netips.net

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Discover if the mail servers for mx1.netips.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 Sun, 10 Aug 2025 16:43:26 +0000

The mailservers of mx1.netips.net can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @mx1.netips.net addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mx1.netips.net
91.197.123.9
 -
supported
mail.mx1.netips.net
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • SSLv3
3 s

Outgoing Mails

We have not received any emails from a @mx1.netips.net address so far. Test mail delivery

Certificates

First seen at:

CN=mail.mx1.netips.net

Certificate chain
  • mail.mx1.netips.net
    • remaining
    • 2048 bit
    • sha256WithRSAEncryption
      • R11
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • mail.mx1.netips.net
Alternative Names
  • mail.mx1.netips.net
  • mx1.netips.net
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R11
validity period
Not valid before
2025-08-09
Not valid after
2025-11-07
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
D4:33:5C:B1:B8:12:C2:59:22:4B:99:60:2E:81:8D:BB:5B:1E:59:D0:10:09:11:78:E0:F3:59:0F:9B:CD:84:10
SHA1
E6:32:DC:B7:05:DF:BA:96:83:59:9C:44:3B:37:AE:41:EA:B1:9E:2F
X509v3 extensions
subjectKeyIdentifier
  • 78:2E:C8:18:42:43:C7:77:8A:E5:19:1D:2A:D0:F6:A6:57:B1:DC:5B
authorityKeyIdentifier
  • keyid:C5:CF:46:A4:EA:F4:C3:C0:7A:6C:95:C4:2D:B0:5E:92:2F:26:E3:B9
authorityInfoAccess
  • CA Issuers - URI:http://r11.i.lencr.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
crlDistributionPoints
  • Full Name:
  • URI:http://r11.c.lencr.org/108.crl
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 0D:E1:F2:30:2B:D3:0D:C1:40:62:12:09:EA:55:2E:FC:
  • 47:74:7C:B1:D7:E9:30:EF:0E:42:1E:B4:7E:4E:AA:34
  • Timestamp : Aug 9 06:48:20.231 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:FE:F4:5A:92:FF:01:2F:72:D8:88:63:
  • 9D:AC:7B:2F:1A:DC:B4:68:51:64:71:EF:7B:57:48:FD:
  • 05:09:4C:95:CC:02:20:01:20:ED:A8:1C:13:66:85:16:
  • 50:5D:61:6B:9F:94:88:85:19:D2:35:E6:90:EE:91:86:
  • 8A:CF:98:9D:39:EA:1F
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 12:F1:4E:34:BD:53:72:4C:84:06:19:C3:8F:3F:7A:13:
  • F8:E7:B5:62:87:88:9C:6D:30:05:84:EB:E5:86:26:3A
  • Timestamp : Aug 9 06:48:20.232 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:7D:D5:04:C5:BF:68:80:43:30:ED:12:FC:
  • CD:CE:EC:A2:F4:9B:A0:E4:6A:74:89:3B:BB:30:62:28:
  • 7D:79:BA:C3:02:20:1E:47:97:A9:6D:A7:31:62:87:94:
  • 5C:77:83:93:D3:6F:F0:92:41:40:95:10:E3:62:FE:27:
  • D7:DA:31:B5:61:80