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SECURITY SCORE
Certificate Information
Subject
CN=maptiler.com
Issuer
C=US, O=Google Trust Services, CN=WE1
Valid From
December 25, 2025
Valid Until
March 25, 2026
71 days
Public Key
ECDSA
256 bit
(P-256)
Adequate
Signature Algorithm
ECDSA-SHA256
SHA-256 Fingerprint
A8:4E:6F:E3:9A:0B:11:0B:11:29:40:9E:89:86:CE:56:95:34:C9:CD:3F:57:97:66:B0:E8:4E:B8:AD:D1:E6:D0
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
Present
max-age=2592000
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Add Content-Security-Policy header to prevent XSS attacks
- • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
- • 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
Configured
(Restricts certificate issuance)
Current Issuer
Authorized
(Matches CAA policy)
Authorized CAs
comodoca.com
digicert.com
; cansignhttpexchanges=yes
letsencrypt.org
pki.goog
; cansignhttpexchanges=yes
ssl.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 5 CAs - consider limiting to only the CAs you actively use
- • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts