DNS Gurus
Cached · just now
10 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Good
default-src
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Add Strict-Transport-Security header with max-age of at least 1 year
  • • Strengthen CSP by removing 'unsafe-eval'
  • • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • 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

0 headers
No caching headers found

Content Headers

2 headers
Content-Length
Content
139
Content-Type
Content
text/html; charset=utf-8

Server Headers

1 headers
X-Powered-By
Server
Express

CORS Headers

2 headers
Access-Control-Allow-Headers
Cors
Origin, X-Requested-With, Content-Type, Accept
Access-Control-Allow-Origin
Cors
*

Cookies Headers

1 headers
Set-Cookie
Cookies
ARRAffinitySameSite=07c99168cd36e46395570d1d3022ce00a9c8c87e9681b4b2d43402ad2cb7c3b3;Path=/;HttpOnly;SameSite=None;Secure;Domain=content.mailmanager.com

Other Headers

1 headers
Date
Other
Sun, 01 Feb 2026 13:27:34 GMT

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