Open
Cached
·
just now
96/100
SECURITY SCORE
Certificate Information
Subject
CN=marcomadera.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
October 30, 2025
Valid Until
January 28, 2026
31 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
AE:32:64:24:9A:A2:32:83:22:0D:29:37:75:66:A0:10:AA:35:F9:87:72:F7:B7:9E:77:36:5E:C7:03:7F:31:90
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
Excellent
max-age=31536000; includeSubDomains; preload
Content-Security-Policy
Basic
default-src; script-src; child-src; +5 more
default-src 'self'; script-src 'self' 'unsafe-eval' 'unsafe-inline' *.google.com *.vimeo.com *.youtube.com *.firebaseio.com *.twitter.com *.jsdelivr.net; child-src https://lichess.org/ *.youtube-nocookie.com *.google.com *.vimeo.com *.twitter.com *.bitsofco.de *.spotify.com *.firebaseio.com *.firebaseapp.com *.marcomadera.com; style-src 'self' 'unsafe-inline' *.googleapis.com *.vimeo.com; img-src * blob: data:; media-src 'self' *.cloudinary.com *.scdn.co *.twimg.com; connect-src *; font-src 'self' fonts.googleapis.com fonts.gstatic.com;
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Present
same-origin
Permissions-Policy
Present
camera=(), microphone=(), geolocation=(), interest-cohort=()
Recommendations
- • 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