Open
Cached
·
just now
95/100
SECURITY SCORE
Detected Technologies
Certificate Information
Subject
CN=files.dat.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
April 25, 2026
Valid Until
July 24, 2026
76 days
Public Key
RSA
4096 bit
Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
A7:02:A1:8D:93:B5:B6:06:64:CF:BB:02:8A:8B:80:67:62:51:AB:37:C9:3F:CE:55:08:A3:20:46:22:81:29:8C
Alternative Names
Security Configuration
TLS Protocols
TLS 1.2
TLS 1.3
Forward Secrecy
Supported
(Modern clients use PFS)
HTTP Security Headers
Status
Strict-Transport-Security
Present
max-age=631139040; includeSubdomains; preload;
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Present
same-origin
Permissions-Policy
Present
geolocation=(), midi=(), sync-xhr=(); +6 more
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Improve CSP by adding more specific directives and removing 'unsafe-inline'
CAA Records (Certificate Authority Authorization)
CAA Records
Configured
(Restricts certificate issuance)
Current Issuer
Authorized
(Matches CAA policy)
Authorized CAs
Recommendations
- • Consider using critical flag (flags=128) for stricter CAA enforcement
- • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts
- • Consider adding 'issuewild' records to control wildcard certificate issuance