SSL Verification Bypassed
The server's SSL certificate could not be verified. The analysis was completed using insecure mode. Data may be less reliable.
Reason:
Expired Certificate - the server's certificate has expired
Open
Cached
·
just now
61/100
SECURITY SCORE
Certificate Information
Subject
CN=*.zacmawson.com
Issuer
C=US, O=Let's Encrypt, CN=R3
Valid From
June 19, 2023
Valid Until
September 17, 2023
Expired
Public Key
ECDSA
384 bit
(P-384)
Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
A6:2F:2D:C3:9F:C3:A3:24:FE:ED:4B:E9:D5:00:82:FB:D2:94:40:42:A0:80:98:93:2C:13:FC:7F:9C:7B:8A:59
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
Missing
Not configured
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Add Strict-Transport-Security header with max-age of at least 1 year
- • Add Content-Security-Policy header to prevent XSS attacks
- • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
- • Add X-Content-Type-Options: nosniff
- • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
- • 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