Cached · just now
84/100 SECURITY SCORE

Certificate Information

Subject
CN=mxmerchant.com
Issuer
C=US, O=Let's Encrypt, CN=E8
Valid From
April 30, 2026
Valid Until
July 29, 2026 79 days
Public Key
ECDSA 256 bit (P-256) Adequate
Signature Algorithm
ECDSA-SHA384
SHA-256 Fingerprint
F4:CD:FB:E4:EF:31:9C:BE:88:9B:9E:7A:DA:3F:5A:62:91:21:98:B2:71:94:6F:2C:24:25:11:9C:AF:3C:05:AD
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
Basic
default-src; frame-ancestors; object-src Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Excellent
Deny
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
  • Improve CSP by adding more specific directives and removing 'unsafe-inline'
  • 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
Configured (Restricts certificate issuance)
Current Issuer
Authorized (Matches CAA policy)
Authorized CAs
Wildcard CAs
Incident Reporting
Recommendations
  • You have authorized 6 CAs - consider limiting to only the CAs you actively use

Subject Alternative Names

1 domain