85/100 SECURITY SCORE

Certificate Information

Subject
CN=secure.justworks.com
Issuer
C=US, O=Google Trust Services, CN=WE1
Valid From
March 15, 2026
Valid Until
June 13, 2026 37 days
Public Key
ECDSA 256 bit (P-256) Adequate
Signature Algorithm
ECDSA-SHA256
SHA-256 Fingerprint
1D:2C:F2:8E:52:03:B6:79:7D:8C:D5:7F:08:D7:6C:F7:79:E8:F2:41:6D:36:83:54:3E:EC:68:D4:B5:A5:BC:15
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
Good
max-age=315360000; includeSubDomains
Content-Security-Policy
Missing
Not configured Analyze
Content-Security-Policy-Report-Only
Basic
default-src; connect-src; script-src; +5 more Analyze
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer
Permissions-Policy
Missing
Not configured
Recommendations
  • Consider adding 'preload' to HSTS for maximum security
  • Add Content-Security-Policy header to prevent XSS attacks
  • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • Consider adding Permissions-Policy to control browser features

CAA Records (Certificate Authority Authorization)

CAA Records
Not Configured (Any CA can issue certificates)
CAA Issues
  • No CAA records configured - any CA can issue certificates
Recommendations
  • Implement CAA records to restrict which CAs can issue certificates for your domain
  • This adds an extra layer of security against unauthorized certificate issuance
  • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
  • Consider adding 'iodef' record to receive security incident reports

Subject Alternative Names

1 domain