SSL-Tools

SSL check results of mail.hotel-sieme.de

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Discover if the mail servers for mail.hotel-sieme.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

JSON Refresh

Report created Wed, 21 May 2025 11:20:42 +0000

The mailservers of mail.hotel-sieme.de can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @mail.hotel-sieme.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.hotel-sieme.de
84.38.64.247
 -
supported
mail.hotel-sieme.de
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.hotel-sieme.de address so far. Test mail delivery

Certificates

First seen at:

CN=mail.hotel-sieme.de

Certificate chain
  • mail.hotel-sieme.de
    • remaining
    • 4096 bit
    • sha256WithRSAEncryption
      • R11
        • remaining
        • 2048 bit
        • sha256WithRSAEncryption
          • ISRG Root X1 (Certificate is self-signed.)
            • remaining
            • 4096 bit
            • sha256WithRSAEncryption
Subject
Common Name (CN)
  • mail.hotel-sieme.de
Alternative Names
  • mail.hotel-sieme.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • R11
validity period
Not valid before
2025-05-16
Not valid after
2025-08-14
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
07:8F:3B:67:22:B7:C5:79:54:68:ED:14:86:42:43:16:3D:24:FB:BD:EF:33:3E:88:C8:71:1B:BA:00:1C:5B:C4
SHA1
F2:F7:EB:1E:4F:3B:3A:83:5E:5A:8E:9A:45:74:13:88:68:F3:23:1F
X509v3 extensions
subjectKeyIdentifier
  • B4:4C:7E:0A:86:18:A6:AC:3E:BB:64:EF:9C:7C:37:01:71:E7:E8:61
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/116.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 : May 17 00:01:25.044 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:9F:29:A0:4E:F3:99:1B:0A:58:4D:F9:
  • D7:2E:05:E7:C9:2E:7F:83:FC:34:41:F1:F5:70:4B:0F:
  • 85:FB:6B:E0:D8:02:20:54:FE:F3:CC:5E:2B:2C:7E:32:
  • F7:E4:04:CD:C8:09:B7:B5:2C:59:1A:93:1E:A1:87:22:
  • 32:E9:1F:6A:B0:D9:D2
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : DD:DC:CA:34:95:D7:E1:16:05:E7:95:32:FA:C7:9F:F8:
  • 3D:1C:50:DF:DB:00:3A:14:12:76:0A:2C:AC:BB:C8:2A
  • Timestamp : May 17 00:01:29.142 2025 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:FB:3F:26:17:25:5F:34:56:D7:78:24:
  • 85:04:EE:AB:0D:D0:E1:10:B8:78:FB:23:C5:EE:67:ED:
  • 97:4E:2B:7E:21:02:20:06:CE:C4:EA:84:64:9C:4E:C6:
  • 51:54:71:1E:B8:12:CD:02:21:BE:9C:E5:37:44:77:16:
  • B3:E7:00:66:F6:50:36