DNS Gurus
Cached · just now
16 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
Connection
Performance
close
Vary
Performance
Origin

Caching Headers

0 headers
No caching headers found

Content Headers

1 headers
Content-Length
Content
0

Server Headers

1 headers
Server
Server
CloudFront

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

7 headers
Alt-Svc
Other
h3=":443"; ma=86400
Date
Other
Thu, 01 Jan 2026 09:39:21 GMT
Via
Other
1.1 a71dc86d67780d7478c72e1b147b8a32.cloudfront.net (CloudFront)
Www-Authenticate
Other
Basic realm="ButterCMS website-preview - Restricted Area"
X-Amz-Cf-Id
Other
boVyz8bLssyQm-KLHXzNvrYfr_orExWYmcEI1CkD7YlOsruuEhidiQ==
X-Amz-Cf-Pop
Other
IAD61-P10
X-Cache
Other
FunctionGeneratedResponse from cloudfront

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching