DNS Gurus
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13 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

1 headers
Connection
Performance
close

Caching Headers

3 headers
Cache-Control
Caching
no-cache
Expires
Caching
-1
Pragma
Caching
no-cache

Content Headers

2 headers
Content-Length
Content
206
Content-Type
Content
application/json; charset=utf-8

Server Headers

2 headers
X-Aspnet-Version
Server
4.0.30319
X-Powered-By
Server
ASP.NET

CORS Headers

1 headers
Access-Control-Expose-Headers
Cors
Request-Context

Cookies Headers

0 headers
No cookies headers found

Other Headers

4 headers
Date
Other
Sun, 25 Jan 2026 15:58:39 GMT
Request-Context
Other
appId=cid-v1:c8675105-6ccb-4853-9d40-812c89c1c86c
X-Azure-Ref
Other
20260125T155839Z-166685794dchj5p6hC1BL1n8a40000000w8g000000005gmk
X-Cache
Other
CONFIG_NOCACHE

Recommendations

Enable compression (gzip/brotli) to improve performance

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