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SECURITY SCORE
Certificate Information
Subject
CN=appmysite.com
Issuer
C=US, O=Let's Encrypt, CN=E7
Valid From
January 15, 2026
Valid Until
April 15, 2026
83 days
Public Key
ECDSA
256 bit
(P-256)
Adequate
Signature Algorithm
ECDSA-SHA384
SHA-256 Fingerprint
AE:CD:7F:0D:E3:CF:B6:22:17:06:A5:8D:F1:01:EC:F1:DF:14:B7:A3:66:B1:85:C5:11:6A:EA:9A:BB:02:01:C4
Alternative Names
Security Configuration
TLS Protocols
TLS 1.0
TLS 1.1
TLS 1.2
TLS 1.3
Forward Secrecy
Supported
(Modern clients use PFS)
Warnings
- • TLS 1.1 is deprecated and should be disabled
- • TLS 1.0 is deprecated and should be disabled
HTTP Security Headers
Status
Strict-Transport-Security
Excellent
max-age=31536000; includeSubDomains; preload
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Present
same-origin
Permissions-Policy
Missing
Not configured
Recommendations
- • Add Content-Security-Policy header to prevent XSS attacks
- • Consider adding Permissions-Policy to control browser features
CAA Records (Certificate Authority Authorization)
CAA Records
Configured
(Restricts certificate issuance)
Current Issuer
Authorized
(Matches CAA policy)
Authorized CAs
digicert.com
; cansignhttpexchanges=yes
globalsign.com
letsencrypt.org
pki.goog
; cansignhttpexchanges=yes
sectigo.com
ssl.com
amazon.com
amazonaws.com
amazontrust.com
awstrust.com
comodoca.com
Wildcard CAs
comodoca.com
digicert.com
; cansignhttpexchanges=yes
letsencrypt.org
pki.goog
; cansignhttpexchanges=yes
ssl.com
Recommendations
- • Consider using critical flag (flags=128) for stricter CAA enforcement
- • You have authorized 11 CAs - consider limiting to only the CAs you actively use
- • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts