DNS Gurus
Cached · just now
14 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Good
max-age=31536000; includeSubDomains
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Consider adding 'preload' to HSTS for maximum security
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • Add X-Content-Type-Options: nosniff
  • • 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

0 headers
No caching headers found

Content Headers

1 headers
Content-Type
Content
application/xml

Server Headers

1 headers
Server
Server
cloudflare

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
_cfuvid=.WwtcxVlIenjXaq.ElQQCXIOg0o4g1FkuY5au45kB_4-1767221956803-0.0.1.1-604800000; path=/; domain=.classy.org; HttpOnly; Secure; SameSite=None

Other Headers

8 headers
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
9b6d62ed7a1ed6a5-IAD
Date
Other
Wed, 31 Dec 2025 22:59:16 GMT
Via
Other
1.1 db8c74a249442b107d8358be4371339e.cloudfront.net (CloudFront)
X-Amz-Bucket-Region
Other
us-east-1
X-Amz-Cf-Id
Other
0zPldUnetDnSHa4cOgDjdgjE5s6e2Wjy_Rfp-jrt1olAU2_5HqdDBg==
X-Amz-Cf-Pop
Other
IAD12-P4
X-Cache
Other
Error from cloudfront

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching