DNS Gurus
Cached · just now
19 Headers

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
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
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • 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

3 headers
Accept-Ranges
Performance
bytes
Connection
Performance
close
Vary
Performance
Accept-Encoding

Caching Headers

4 headers
Cache-Control
Caching
max-age=60
Etag
Caching
"69664a08-4bc7"
Expires
Caching
Tue, 13 Jan 2026 19:29:43 GMT
Last-Modified
Caching
Tue, 13 Jan 2026 13:35:04 GMT

Content Headers

2 headers
Content-Length
Content
19399
Content-Type
Content
text/html

Server Headers

1 headers
Server
Server
istio-envoy

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

8 headers
Date
Other
Tue, 13 Jan 2026 19:28:43 GMT
X-Envoyfilter-Client-Ip-Alb-Version
Other
v2025-09-09.1
X-Envoyfilter-Normalize-Double-Slashes-Version
Other
v2025-09-10.2
X-Envoyfilter-Nosniff-Alb-Version
Other
v2025-09-09.1
X-Envoyfilter-Proxy-Headers-Version
Other
v2021-03-03.1
X-Envoyfilter-Sms-Metadata-Version
Other
v2021-03-04.1
X-Envoyfilter-Strip-Ctx-Alb-Version
Other
v2025-09-09.1
X-Istio-Default-Route
Other
blue

Recommendations

Enable compression (gzip/brotli) to improve performance