Open
Cached
·
just now
95/100
SECURITY SCORE
Certificate Information
Subject
CN=www.itbuilder.app
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
January 22, 2026
Valid Until
April 22, 2026
86 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
1C:0E:73:E5:31:91:7D:0D:BF:6D:F2:AE:B0:23:59:DE:21:15:30:15:84:2E:3F:77:99:08:98:FA:A5:2A:57:2B
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
Good
max-age=31536000; includeSubDomains
Content-Security-Policy
Basic
default-src; script-src; style-src; +6 more
default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; style-src 'self' 'unsafe-inline'; img-src 'self' data: blob: https://*.public.blob.vercel-storage.com; font-src 'self'; connect-src 'self' https://*.vercel-storage.com; frame-ancestors 'none'; base-uri 'self'; form-action 'self'
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Present
camera=(), microphone=(), geolocation=(), interest-cohort=()
Recommendations
- • Consider adding 'preload' to HSTS for maximum security
- • 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