Open
Cached
·
just now
96/100
SECURITY SCORE
Certificate Information
Subject
CN=zywave.co.uk
Issuer
C=US, O=Google Trust Services, CN=WE1
Valid From
January 26, 2026
Valid Until
April 26, 2026
85 days
Public Key
ECDSA
256 bit
(P-256)
Adequate
Signature Algorithm
ECDSA-SHA256
SHA-256 Fingerprint
61:D8:F2:A2:63:D6:11:05:6A:0C:FE:3F:65:2A:42:85:72:C3:52:19:61:4A:13:E8:EF:63:AF:9C:7A:F7:94:5F
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
Excellent
max-age=63072000; includeSubDomains; preload
Content-Security-Policy
Basic
default-src; frame-ancestors; img-src; +3 more
default-src * 'unsafe-inline' 'unsafe-eval' blob:; frame-ancestors *.zywave.com *.zywave.net:; img-src * data:; font-src * data:; media-src * blob:; report-uri zywave.com
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Present
geolocation=(self), speaker=(self)
Recommendations
- • Improve CSP by adding more specific directives and removing 'unsafe-inline'
CAA Records (Certificate Authority Authorization)
CAA Records
Configured
(Restricts certificate issuance)
Current Issuer
Authorized
(Matches CAA policy)
Authorized CAs
Wildcard CAs
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