16 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Good
max-age=31536000; includeSubDomains
Content-Security-Policy
Weak
frame-ancestors
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer-when-downgrade
Permissions-Policy
Missing
Not configured
Recommendations
  • Consider adding 'preload' to HSTS for maximum security
  • Significantly strengthen CSP directives
  • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • Consider adding Permissions-Policy to control browser features

Performance Headers

1 headers
Connection
Performance
keep-alive

Caching Headers

1 headers
Cache-Control
Caching
max-age=0, no-store, no-cache

Content Headers

2 headers
Content-Length
Content
464210
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
browser_info=UNKNOWN:-1:UNKNOWN:SUPPORTED:NONFREEMIUM:UNKNOWN:UNKNOWN; Max-Age=3600; Domain=grammarly.com; Path=/

Other Headers

5 headers
Date
Other
Mon, 10 Nov 2025 13:57:39 GMT
Via
Other
1.1 bfc4676044fcc4c0c8e705c71ca51fea.cloudfront.net (CloudFront)
X-Amz-Cf-Id
Other
W-PzVWQkpydHc0IcXbOh19OaZcJ7bibgL3lOLKVUb16kbD3-JZvRcw==
X-Amz-Cf-Pop
Other
IAD55-P5
X-Cache
Other
Miss from cloudfront

Recommendations

Enable compression (gzip/brotli) to improve performance

Analysis completed in 205ms