DNS Gurus
Cached · just now
24 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=31536000
Content-Security-Policy
Good
default-src; connect-src; script-src; +9 more
X-Frame-Options
Good
sameorigin
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
  • • Strengthen CSP by removing 'unsafe-eval'
  • • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • • Consider adding Permissions-Policy to control browser features

Performance Headers

3 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked
Vary
Performance
Accept-Encoding

Caching Headers

3 headers
Cache-Control
Caching
no-cache, no-store, no-transform
Expires
Caching
Thu, 01 Jan 1970 00:00:00 GMT
Pragma
Caching
no-cache

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=OF7V3zg5nI_dvYXlaN9TUDoYw0grtJOZWqkBmKxEos8-1769282357-1.0.1.1-FNTduPom305ibCe20_wqx5jWe2UGkYm8hpZkn.b7miPfka72bmzPBEnN9d99DF1ChJ2.ZzsCgdcvULHJbDiIoX8nG9RTMBIQmkEaouYKO6w; path=/; expires=Sat, 24-Jan-26 19:49:17 GMT; domain=.linkedin.com; HttpOnly; Secure; SameSite=None

Other Headers

11 headers
Alt-Svc
Other
h3=":443"; ma=86400
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
9c31e1a74f0382ea-IAD
Date
Other
Sat, 24 Jan 2026 19:19:17 GMT
Nel
Other
{"report_to":"network-errors","max_age":1296000,"success_fraction":0.00066,"failure_fraction":1,"include_subdomains":true}
Report-To
Other
{"group":"network-errors","max_age":2592000,"endpoints":[{"url":"https://www.linkedin.com/li/rep"}],"include_subdomains":true}
X-Fs-Uuid
Other
00064927265c561606f0bd9fc8407f17
X-Li-Fabric
Other
prod-ltx1
X-Li-Pop
Other
cf-prod-ltx1-x
X-Li-Proto
Other
http/1.1
X-Li-Uuid
Other
AAZJJyZcVhYG8L2fyEB/Fw==

Recommendations

Enable compression (gzip/brotli) to improve performance