DNS Gurus
Cached · just now
18 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Excellent
max-age=63072000; includeSubDomains; preload
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Missing
Not configured
Recommendations
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • Consider adding Permissions-Policy to control browser features

Performance Headers

2 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked

Caching Headers

1 headers
Cache-Control
Caching
max-age=0, private, must-revalidate

Content Headers

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

Server Headers

2 headers
Server
Server
cloudflare
X-Runtime
Server
0.048711

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
__cf_bm=EiOljX4Fd4ZKPCP3rQP5VGILMJroRKz5uMfF7gPnfQg-1767320050-1.0.1.1-1N6283thxY2th8y0jepfHOAmgPerp_OfgS9lc.9cwNMbFL5mVeKJ6rk1eT6ZcxnwcQ6dRuDSJVA3b_3xEpzNAsdkepOMGuJjATWsLUkvD9o; path=/; expires=Fri, 02-Jan-26 02:44:10 GMT; domain=.academy.styra.com; HttpOnly; Secure; SameSite=None

Other Headers

6 headers
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
9b76bdc9d877c991-IAD
Date
Other
Fri, 02 Jan 2026 02:14:10 GMT
X-Download-Options
Other
noopen
X-Permitted-Cross-Domain-Policies
Other
none
X-Request-Id
Other
f78500652f4d95d9f09aa070cf842d48

Recommendations

Enable compression (gzip/brotli) to improve performance