DNS Gurus
Cached · just now
28 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
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
  • • Add Strict-Transport-Security header with max-age of at least 1 year
  • • 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

3 headers
Accept-Ranges
Performance
bytes
Connection
Performance
close
Vary
Performance
Accept-Encoding

Caching Headers

1 headers
Age
Caching
0

Content Headers

2 headers
Content-Length
Content
364780
Content-Type
Content
text/html

Server Headers

1 headers
Server
Server
nginx

CORS Headers

2 headers
Access-Control-Allow-Origin
Cors
*
Access-Control-Expose-Headers
Cors
X-CDN, X-CDN-Client-IP-Version, X-CDN-Proto, X-Cache, X-CDN-RCODE

Cookies Headers

0 headers
No cookies headers found

Other Headers

18 headers
Alt-Svc
Other
h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400
Date
Other
Tue, 13 Jan 2026 22:10:37 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}
Timing-Allow-Origin
Other
*
Version
Other
62
Via
Other
1.1 varnish, 1.1 varnish
X-Cache
Other
MISS, MISS
X-Cache-Hits
Other
0, 0
X-Cdn
Other
FSLY
X-Cdn-Client-Ip-Version
Other
IPV4
X-Cdn-Proto
Other
HTTP1
X-Li-Fabric
Other
prod-lva1
X-Li-Pop
Other
prod-lva1-x
X-Li-Proto
Other
http/1.1
X-Li-Uuid
Other
AAZITELkoqym8MiY9lYjtg==
X-Served-By
Other
cache-iad-kcgs7200109-IAD, cache-nyc-kteb1890070-NYC
X-Timer
Other
S1768342237.248726,VS0,VE30

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching