Open
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just now
16
Headers
HTTP Security Headers
Status
Strict-Transport-Security
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
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 Referrer-Policy header (recommended: strict-origin-when-cross-origin)
- • Consider adding Permissions-Policy to control browser features
Performance Headers
Accept-Ranges
none
Connection
close
Transfer-Encoding
chunked
Vary
Accept-Encoding
accept-ranges: none connection: close transfer-encoding: chunked vary: Accept-Encoding
Caching Headers
Cache-Control
no-cache, no-store, max-age=0, must-revalidate
Expires
Mon, 01 Jan 1990 00:00:00 GMT
Pragma
no-cache
cache-control: no-cache, no-store, max-age=0, must-revalidate expires: Mon, 01 Jan 1990 00:00:00 GMT pragma: no-cache
Content Headers
Content-Type
text/html; charset=utf-8
content-type: text/html; charset=utf-8
Server Headers
Server
ESF
server: ESF
CORS Headers
No CORS headers found
Cookies Headers
Other Headers
Alt-Svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
Cross-Origin-Opener-Policy-Report-Only
same-origin; report-to="coop_6f4778fde09b6fb7868744aa7c6e926e"
Date
Thu, 09 Apr 2026 09:56:35 GMT
Report-To
Group
coop_6f4778fde09b6fb7868744aa7c6e926e
max-age: 4w
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
cross-origin-opener-policy-report-only: same-origin; report-to="coop_6f4778fde09b6fb7868744aa7c6e926e"
date: Thu, 09 Apr 2026 09:56:35 GMT
report-to: {"group":"coop_6f4778fde09b6fb7868744aa7c6e926e","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/6f4778fde09b6fb7868744aa7c6e926e"}]}
Recommendations
Enable compression (gzip/brotli) to improve performance