Cached · just now
96/100 SECURITY SCORE

Certificate Information

Subject
CN=zerospam.ca
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
March 30, 2026
Valid Until
June 28, 2026 62 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
13:9B:20:3E:03:A1:DF:70:D5:2B:F9:0C:0B:0F:5C:01:A5:2E:87:E2:BF:5D:0A:D8:57:3D:6B:F3:65:07:62:77
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=31536000; includeSubDomains; preload
Content-Security-Policy
Basic
default-src; style-src; frame-ancestors; +7 more Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Present
same-origin
Permissions-Policy
Present
geolocation=(), camera=(), microphone=(); +2 more
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
Incident Reporting
Recommendations
  • Consider using critical flag (flags=128) for stricter CAA enforcement
  • You have authorized 7 CAs - consider limiting to only the CAs you actively use

Subject Alternative Names

2 domains