DNS Gurus
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11 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
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

2 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked

Caching Headers

3 headers
Cache-Control
Caching
max-age=0, must-revalidate, no-cache, no-store, private
Expires
Caching
Fri, 01 Jan 1990 00:00:00 GMT
Pragma
Caching
no-cache

Content Headers

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

Server Headers

1 headers
Server
Server
nginx/1.24.0 (Ubuntu)

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
irisyo_session=eyJpdiI6ImVQUjBSaC9DOUtzY2VWY3pkMmxKYnc9PSIsInZhbHVlIjoiSkZrSzR4RHdSVU5iRlhWK281cnVON0R3YVJpNWdOU291cFhwNHNMZWVCL1dpK1pMZ0RKWjJTZ1ZySVF2UUMyMmJJOHJGYU85aWxQalZ3M05FVWEreVkxSjlsY0JNakpjUXpiWjhZKzhPanEzWTkwUE1IU0E2eWozYU5WQlBxK3kiLCJtYWMiOiI1ZjQwYjMwOWY0ZjNiOWM5NmU4MzU4NWI5YWE1ZjYxMGUzYjNkYTJlZmNkMGExMmYwMGY2ODJjYjI5ZDM3YTI2IiwidGFnIjoiIn0%3D; expires=Tue, 20 Jan 2026 22:42:04 GMT; Max-Age=599940; path=/; secure; httponly; samesite=lax

Other Headers

1 headers
Date
Other
Wed, 14 Jan 2026 00:03:04 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance