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SECURITY SCORE
Certificate Information
Subject
CN=vowinc.com
Issuer
C=US, O=Let's Encrypt, CN=E7
Valid From
January 01, 2026
Valid Until
April 01, 2026
67 days
Public Key
ECDSA
256 bit
(P-256)
Adequate
Signature Algorithm
ECDSA-SHA384
SHA-256 Fingerprint
82:A9:FC:E9:FD:07:59:E6:97:DC:7C:A8:E0:D2:6F:2E:88:CE:6E:C0:FE:8A:97:40:DA:60:F1:B7:E0:A7:9E:C8
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; connect-src; font-src; +7 more
default-src 'self' https://* http://* blob: data:; connect-src 'self' https://* http://* blob: data:; font-src 'self' https://* http://* blob: data:; frame-src 'self' https://* http://* blob: data:; img-src 'self' https://* http://* blob: data:; media-src 'self' https://* http://* blob: data:; object-src 'self' https://* http://* blob: data:; script-src 'self' https://* http://* 'unsafe-inline' 'unsafe-eval'; style-src 'self' https://* http://* 'unsafe-inline'; worker-src https://* http://* blob: data:
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer-when-downgrade
Permissions-Policy
Missing
Not configured
Recommendations
- • Consider adding 'preload' to HSTS for maximum security
- • Improve CSP by adding more specific directives and removing 'unsafe-inline'
- • Consider adding Permissions-Policy to control browser features
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