DNS Gurus
Cached · just now
9 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=2592000
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
  • • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • • 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

2 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked

Caching Headers

0 headers
No caching headers found

Content Headers

1 headers
Content-Type
Content
text/html; charset=utf-8

Server Headers

2 headers
Server
Server
Kestrel
X-Powered-By
Server
ASP.NET

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
ARRAffinitySameSite=b38557ed155804dc1c4cfb9b76411b0366cffab27791977a73712943928b2ff7;Path=/;HttpOnly;SameSite=None;Secure;Domain=download.3m.com

Other Headers

2 headers
Date
Other
Sat, 17 Jan 2026 18:36:42 GMT
Request-Context
Other
appId=cid-v1:469fa6fe-b829-447f-a33b-b50565185cd8

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