DNS Gurus
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85/100 SECURITY SCORE

Detected Technologies

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AWS Certificate Manager logo AWS Certificate Manager

Certificate Information

Subject
CN=*.arcgisonline.com
Issuer
C=US, O=Amazon, CN=Amazon RSA 2048 M01
Valid From
March 27, 2026
Valid Until
October 10, 2026 185 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
A9:A5:47:8E:EB:E4:24:F9:88:BD:E3:AE:74:1D:2F:E4:B4:1A:59:48:BA:D0:43:CA:89:47:2F:0A:6A:FB:10:6D
Alternative Names
3 domains

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
Content-Security-Policy
Weak
upgrade-insecure-requests Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Good
no-referrer-when-downgrade
Permissions-Policy
Missing
Not configured
Recommendations
  • • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • • Significantly strengthen CSP directives
  • • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • Add X-Content-Type-Options: nosniff
  • • 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
amazon.com digicert.com letsencrypt.org
Wildcard CAs
digicert.com amazon.com
Incident Reporting
Recommendations
  • • Consider using critical flag (flags=128) for stricter CAA enforcement

Subject Alternative Names

3 domains
arcgisonline.com *.arcgisonline.com

Other domains in certificate

*.arcgis.com