Open
Cached
·
just now
98/100
SECURITY SCORE
Detected Technologies
Certificate Information
Subject
CN=squiddev.cc
Issuer
C=US, O=Let's Encrypt, CN=YR2
Valid From
June 16, 2026
Valid Until
September 14, 2026
34 days
Public Key
RSA
4096 bit
Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
46:24:7F:5E:83:6C:C6:00:05:33:CC:A0:60:CE:5D:5B:3D:AB:26:5D:AB:99:2D:A0:0C:72:7C:25:B5:8F:68:F6
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
X-Frame-Options
Good
sameorigin
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin
Permissions-Policy
Present
interest-cohort=()
Recommendations
- • Consider adding 'preload' to HSTS for maximum security
- • Strengthen CSP by removing 'unsafe-eval'
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