DNS Gurus
Cached · just now
17 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=15552000; includeSubDomains
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Missing
Not configured
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 X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • 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
Accept-Encoding

Caching Headers

1 headers
Etag
Caching
W/"1ab9-m684/iuOAGLzVvo7V5VTouqtph8"

Content Headers

2 headers
Content-Length
Content
6841
Content-Type
Content
text/html; charset=utf-8

Server Headers

0 headers
No server headers found

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
clever-authenticator-production.sid=s%3AbEzI-FDHUb_kpS6bfZoVGKBbX-f0Xm7nX.SP3zVYl%2Fyo9qT6%2F%2FmktyQuxpT0bS7qt0Pwj3qoNC7xw; Domain=clever.com; Path=/; HttpOnly; Secure; SameSite=None

Other Headers

8 headers
Accept-Ch
Other
Sec-Ch-Ua-Platform,Sec-Ch-Ua-Platform-Version
Date
Other
Wed, 21 Jan 2026 23:31:35 GMT
Via
Other
1.1 20df28836b486eb31c7f2537fe67b622.cloudfront.net (CloudFront)
X-Amz-Cf-Id
Other
u7qEkYSFbaovFoYeudkJEQhMWJKCjSVwRWh9-vnaaFltbkFZT1oPbA==
X-Amz-Cf-Pop
Other
IAD61-P2
X-Cache
Other
Miss from cloudfront
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