DNS Gurus
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16 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=15552000; includeSubDomains
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
  • • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • • 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
Vary
Performance
Origin

Caching Headers

1 headers
Etag
Caching
W/"3f-GR0G8sZfNVmVbqqGkyrPOefU7Ys"

Content Headers

2 headers
Content-Length
Content
63
Content-Type
Content
application/json; charset=utf-8

Server Headers

1 headers
Server
Server
Google Frontend

CORS Headers

2 headers
Access-Control-Allow-Origin
Cors
https://app.dealbinder.com
Access-Control-Expose-Headers
Cors
X-Total-Count, content-disposition

Cookies Headers

0 headers
No cookies headers found

Other Headers

4 headers
Date
Other
Sun, 11 Jan 2026 23:01:59 GMT
X-Cloud-Trace-Context
Other
bafc87608ecce51d676b5b4f701f503d;o=1
X-Dns-Prefetch-Control
Other
off
X-Download-Options
Other
noopen

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching