DNS Gurus
Cached · just now
13 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
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

3 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked
Vary
Performance
Accept-Encoding

Caching Headers

3 headers
Cache-Control
Caching
no-store, no-cache, must-revalidate, max-age=0
Expires
Caching
-1
Pragma
Caching
no-cache

Content Headers

2 headers
Content-Language
Content
en
Content-Type
Content
text/html;charset=utf-8

Server Headers

1 headers
Server
Server
nginx

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
ZM_LOGIN_CSRF=9220e997-bbe4-42dd-99cf-b99014a42f5c; HttpOnly

Other Headers

2 headers
Date
Other
Thu, 15 Jan 2026 10:05:56 GMT
X-Ua-Compatible
Other
IE=edge

Recommendations

Enable compression (gzip/brotli) to improve performance