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
Present
same-origin
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
  • • 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

2 headers
Cache-Control
Caching
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires
Caching
Thu, 01 Jan 1970 00:00:01 GMT

Content Headers

1 headers
Content-Type
Content
text/plain; charset=UTF-8

Server Headers

1 headers
Server
Server
cloudflare

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
__cf_bm=140Gobb3iEcI9RxgSoprjyL.sWLStQvrKFimk0oi9bA-1769118123.7870986-1.0.1.1-1DpFCCZZ8wqUSyE4U3zBNqI5WYvMXhj7vSLjLMUXVF7pSFn_7m5hGUyd3MZF4.EdIQRni3v_yiRzC4n2X_n0k1hvIOnSN411wNfxgDNC1.YShGh8cUsCnBXDldm3Wszx; HttpOnly; Secure; Path=/; Domain=3m.com; Expires=Thu, 22 Jan 2026 22:12:04 GMT

Other Headers

3 headers
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
9c223811ab3f0847-IAD
Date
Other
Thu, 22 Jan 2026 21:42:04 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance