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SECURITY SCORE
Certificate Information
Subject
CN=namdapha.iitmbs.org
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
November 17, 2025
Valid Until
February 15, 2026
71 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
58:30:F5:12:9C:C0:F6:8E:BC:EE:88:BD:84:49:C3:EC:BE:AC:2A:6F:FD:0F:D8:9B:8C:87:05:92:AA:9A:9E:CD
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=63072000; includeSubDomains; preload
Content-Security-Policy
Basic
default-src; script-src; style-src; +8 more
default-src 'self'; script-src 'self' 'unsafe-eval' 'unsafe-inline' https://www.googletagmanager.com; style-src 'self' 'unsafe-inline'; img-src 'self' data: https: blob:; font-src 'self' data:; connect-src 'self' https://*.googleapis.com https://*.firebaseio.com https://*.cloudfunctions.net https://res.cloudinary.com; frame-src 'self' https://docs.google.com; object-src 'none'; base-uri 'self'; form-action 'self'; frame-ancestors '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=()
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