Open
Cached
·
just now
89/100
SECURITY SCORE
Certificate Information
Subject
CN=follow.it
Issuer
C=US, O=Let's Encrypt, CN=E8
Valid From
December 31, 2025
Valid Until
March 31, 2026
78 days
Public Key
ECDSA
256 bit
(P-256)
Adequate
Signature Algorithm
ECDSA-SHA384
SHA-256 Fingerprint
EE:59:5D:53:23:D8:64:D4:D1:D6:7B:ED:CA:15:8D:D5:1C:97:18:E8:54:5C:A1:CC:4A:FC:49:E5:40:E2:61:F4
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=600; includeSubdomains;
Content-Security-Policy
Weak
frame-ancestors
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer-when-downgrade
Permissions-Policy
Present
camera=(), display-capture=(), fullscreen=(), geolocation=(self), microphone=(), web-share=(self)
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Significantly strengthen CSP directives
CAA Records (Certificate Authority Authorization)
CAA Records
Not Configured
(Any CA can issue certificates)
CAA Issues
- • No CAA records configured - any CA can issue certificates
Recommendations
- • Implement CAA records to restrict which CAs can issue certificates for your domain
- • This adds an extra layer of security against unauthorized certificate issuance
- • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
- • Consider adding 'iodef' record to receive security incident reports