11 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Missing
Not configured
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
  • Add Content-Security-Policy header to prevent XSS attacks
  • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • Add X-Content-Type-Options: nosniff
  • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • Consider adding Permissions-Policy to control browser features

Performance Headers

0 headers
No performance headers found

Caching Headers

0 headers
No caching headers found

Content Headers

1 headers
Content-Length
Content
0

Server Headers

2 headers
Server
Server
Microsoft-IIS/10.0
X-Powered-By
Server
ASP.NET

CORS Headers

5 headers
Access-Control-Allow-Credentials
Cors
true
Access-Control-Allow-Headers
Cors
Origin, X-Requested-With, X-Correlation-ID, Content-Type, Accept, Cache-Control, Accept-Encoding
Access-Control-Allow-Methods
Cors
GET, POST, PUT, DELETE, OPTIONS
Access-Control-Allow-Origin
Cors
pymes.eldiario.es
Access-Control-Expose-Headers
Cors
X-Correlation-ID

Cookies Headers

0 headers
No cookies headers found

Other Headers

3 headers
Date
Other
Sun, 23 Nov 2025 08:54:48 GMT
Request-Context
Other
appId=cid-v1:39d3f1b4-dd05-4343-be1b-5dbdeb814542
X-Correlation-Id
Other
2c7884fd-8ba8-4c2d-b35c-5a353e8b956b

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching

Consider removing X-Powered-By header to hide server technology

Analysis completed in 509ms