DNS Gurus
Cached · just now
16 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Good
max-age=31536000; includeSubDomains
Content-Security-Policy
Good
default-src
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin
Permissions-Policy
Present
geolocation=(), camera=(), microphone=()
Recommendations
  • • Consider adding 'preload' to HSTS for maximum security
  • • Strengthen CSP by removing 'unsafe-eval'
  • • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking

Performance Headers

2 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked

Caching Headers

0 headers
No caching headers found

Content Headers

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

Server Headers

1 headers
Server
Server
nginx

CORS Headers

5 headers
Access-Control-Allow-Credentials
Cors
true
Access-Control-Allow-Headers
Cors
Authorization, Content-Type
Access-Control-Allow-Methods
Cors
GET, POST, PUT, DELETE, OPTIONS
Access-Control-Allow-Origin
Cors
https://web.additioapp.com
Access-Control-Max-Age
Cors
86400

Cookies Headers

0 headers
No cookies headers found

Other Headers

1 headers
Date
Other
Wed, 04 Feb 2026 12:33:43 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching