Cached · just now
88/100 SECURITY SCORE

Certificate Information

Subject
CN=nitro.run
Issuer
C=US, O=Amazon, CN=Amazon RSA 2048 M01
Valid From
July 12, 2026
Valid Until
January 25, 2027 148 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
8A:D7:D6:FE:F7:C7:49:5B:5E:CF:D7:75:7F:9B:1D:92:63:0C:96:CB:5C:D6:52:41:03:1F:85:EE:F5:E9:E6:71
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=63072000; includeSubdomains; preload
Content-Security-Policy
Basic
default-src; object-src; frame-ancestors Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Present
same-origin
Permissions-Policy
Present
accelerometer=(), autoplay=(), document-domain=(); +14 more
Recommendations
  • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • Improve CSP by adding more specific directives and removing 'unsafe-inline'
  • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking

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

2 domains