DNS Gurus
Cached · just now
18 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=31536000
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
  • • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • Consider adding Permissions-Policy to control browser features

Performance Headers

2 headers
Accept-Ranges
Performance
bytes
Connection
Performance
close

Caching Headers

2 headers
Etag
Caching
"91650016d7365c3d0154d223215a6e5c"
Last-Modified
Caching
Tue, 20 Jan 2026 10:41:18 GMT

Content Headers

2 headers
Content-Length
Content
613151
Content-Type
Content
text/html

Server Headers

1 headers
Server
Server
Trainn

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

6 headers
Date
Other
Thu, 22 Jan 2026 19:23:59 GMT
Via
Other
1.1 3ea826f29560ca95cae18534029cc5a6.cloudfront.net (CloudFront)
X-Amz-Cf-Id
Other
19xb_RvH-sAfa-sq2NDdTlwHVcijZdvshutRJaVq164Bv99G7gVrZQ==
X-Amz-Cf-Pop
Other
IAD55-P3
X-Amz-Server-Side-Encryption
Other
AES256
X-Cache
Other
Miss from cloudfront

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching