DNS Gurus
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17 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Excellent
max-age=31536000; includeSubDomains; preload
Content-Security-Policy
Weak
upgrade-insecure-requests
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Significantly strengthen CSP directives
  • • 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

2 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked

Caching Headers

0 headers
No caching headers found

Content Headers

1 headers
Content-Type
Content
text/html

Server Headers

1 headers
Server
Server
cloudflare

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
_cfuvid=uJ06RTHT_vLZDzeCaC7_g1no322US9OGx9oXvLssKj4-1769603271946-0.0.1.1-604800000; path=/; domain=.info.harmonicinc.com; HttpOnly; Secure; SameSite=None

Other Headers

9 headers
Alt-Svc
Other
h3=":443"; ma=86400
Cf-Ray
Other
9c507c7f98a7c94f-IAD
Date
Other
Wed, 28 Jan 2026 12:27:51 GMT
Nel
Other
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
Report-To
Other
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=8YgHshsVjSsCFvl5gT6S30PnchiKYaOx0Ao6XYEqL0tvMIl6%2BxWqSv%2Bkd2TCGRltXrdKjXrHV57ofyNlVd0kuPSc0ECnpNi%2F%2BrG7hsj1YpLrZzntmzw1U44XEpeSPkF98R9sizWH"}],"group":"cf-nel","max_age":604800}
X-Hs-Cfworker-Meta
Other
{"resolver":"NotFoundResolver"}
X-Hs-Portal-Id
Other
6463053
X-Hs-Prerendered-Error
Other
Wed, 28 Jan 2026 01:27:01 GMT
X-Hs-Reason
Other
404 predicted at edge

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching