DNS Gurus
Cached · just now
15 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=2678400; preload
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Present
same-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
Transfer-Encoding
Performance
chunked

Caching Headers

2 headers
Cache-Control
Caching
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires
Caching
Thu, 01 Jan 1970 00:00:01 GMT

Content Headers

1 headers
Content-Type
Content
text/html; charset=UTF-8

Server Headers

1 headers
Server
Server
cloudflare

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
__cf_bm=A6L8MuaVe6D4WpCAfKChDredsfzukeasGpzp5lBC4io-1770236404-1.0.1.1-mNutQSox6R1ZfEnGFn6QvAbyLN_Rz.HqtYgW9U.CcUX5r4V2v16nVAbB8kDTjqlWi2pKJca6rP1kFtb6p6KWjCyBotY3lQf4ivBWh5VhhjQ; path=/; expires=Wed, 04-Feb-26 20:50:04 GMT; domain=.dev.sciencedirect.com; HttpOnly; Secure; SameSite=None

Other Headers

4 headers
Cf-Ray
Other
9c8cddd4ca275008-IAD
Date
Other
Wed, 04 Feb 2026 20:20:04 GMT
Tdm-Policy
Other
https://www.elsevier.com/tdm/tdmrep-policy.json
Tdm-Reservation
Other
1

Recommendations

Enable compression (gzip/brotli) to improve performance