DNS Gurus
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10 Headers

Detected Technologies from Headers

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Apache logo Apache

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
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
  • • Add Strict-Transport-Security header with max-age of at least 1 year
  • • 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

3 headers
Connection
Performance
Upgrade, close
Transfer-Encoding
Performance
chunked
Vary
Performance
Accept-Encoding,User-Agent

Caching Headers

2 headers
Cache-Control
Caching
max-age=600
Expires
Caching
Thu, 12 Feb 2026 17:38:06 GMT

Content Headers

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

Server Headers

1 headers
Server
Apache logo
Server
Apache

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

3 headers
Date
Other
Thu, 12 Feb 2026 17:28:06 GMT
Link
Other
<https://www.l4-c.com/wp-json/>; rel="https://api.w.org/", <https://www.l4-c.com/wp-json/wp/v2/pages/16>; rel="alternate"; title="JSON"; type="application/json", <https://www.l4-c.com/>; rel=shortlink
Upgrade
Other
h2

Recommendations

Enable compression (gzip/brotli) to improve performance