DNS Gurus
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10 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Excellent
deny
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-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

1 headers
Cache-Control
Caching
private

Content Headers

2 headers
Content-Length
Content
15744
Content-Type
Content
text/html; charset=utf-8

Server Headers

3 headers
Server
Server
Microsoft-IIS/10.0
X-Aspnet-Version
Server
4.0.30319
X-Powered-By
Server
ASP.NET

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
opRETURN_URL=/vissts/sts.aspx?wa=wsignin1.0&wtrealm=http%3a%2f%2fstsint.abb.com%2fadfs%2fservices%2ftrust&wctx=d794530d-05e4-47ef-b82b-526fd158eb46&wct=2026-01-18T21%3a10%3a20Z&client-request-id=90a68ad9-1381-455c-440e-008001000071; expires=Sun, 18-Jan-2026 22:10:23 GMT; path=/; secure; HttpOnly

Other Headers

1 headers
Date
Other
Sun, 18 Jan 2026 21:10:23 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance

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