DNS Gurus
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15 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=15768000 ; includeSubDomains ; preload
Content-Security-Policy
Basic
default-src; worker-src; frame-ancestors
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • • Improve CSP by adding more specific directives and removing 'unsafe-inline'
  • • 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
Transfer-Encoding
Transfer-Encoding
Performance
chunked

Caching Headers

0 headers
No caching headers found

Content Headers

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

Server Headers

1 headers
Server
Server
openresty

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
bm_sz=9F09B1D160F99E06C261E880D496069C~YAAQ6cgwF71hlpubAQAAp7HFsR7x5OUsitWuuWJkHaKsAnkGQGe2ZtB4jrz+QaFv2WSfYxap075/3W8VcKhUv+ICqmD20Ft1d9nBiyhvoNZxVtthAlqbUCJdLYwOaAlrFcHZ0w2VsOF+FZn21NVl2As1cIym/Htb6m2u+u4gYudwgmSpGRpxslMjiRL9XvVVWZBTEqwwNaEqznrFf0BXbonHyhkFsb76Bmw0TsIzJpG4DjA3MvUrXvn2lQP5tPQN+hqc66HjtEoddKu//jC/JUCBtCxTVlYV1dlKnWqhOv8GzAmMdDlgVl/8gv0s0JqRlUxBRtre4KnOeHmQKB6P/UNffA+V4zOnoyd4/ffx~4273974~4473652; Domain=.lenovo.com; Path=/; Expires=Mon, 12 Jan 2026 14:34:41 GMT; Max-Age=14400

Other Headers

6 headers
Date
Other
Mon, 12 Jan 2026 10:34:41 GMT
Expire
Other
Sun, 12 Apr 2026 10:16:03 GMT
Server-Timing
Other
ak_p; desc="1768214081562_389073129_4038795085_33766_20301_1_8_-";dur=1
X-Akamai-Transformed
Other
0 - 0 -
X-Request-Cmsid
Other
25bb891da5ab5a03a15a565ceb16e6e3
X-Request-Id
Other
4c148645357cbd317a73b62d02d3a7ef

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching