DNS Gurus
Cached · just now
25 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
Connection
Performance
close
Transfer-Encoding
Performance
chunked
Vary
Performance
Accept-Encoding

Caching Headers

2 headers
Cache-Control
Caching
public, max-age=0, s-maxage=3600
Last-Modified
Caching
Mon, 19 Jan 2026 14:58:29 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=tSJZflpuj0nYA.yU4PWXs7VvEORRhpj0n63d9OE.Tpo-1768837154-1.0.1.1-Uae7.QGBE_N8QvIyWhGbMU8HZLV6BDiiT52PkS6tel3vty_bNZ3XZiBGPBdVm7PYeDEIaSbaCyAmRMra711V3TBKUx5JK2X_mnNzCHMT8aw; path=/; expires=Mon, 19-Jan-26 16:09:14 GMT; domain=.optiview.dolby.com; HttpOnly; Secure; SameSite=None

Other Headers

16 headers
Alt-Svc
Other
h3=":443"; ma=86400
Cache-Tag
Other
fdc818ba-5f6e-4b13-8ba1-4bf167a72a03,126ee61f73f617f5ab4c0a2e9a2bd1cd7848d0dfed1e740bab81d9d1e4374e48
Cf-Cache-Status
Other
HIT
Cf-Ray
Other
9c076c76be72200c-IAD
Date
Other
Mon, 19 Jan 2026 15:39:14 GMT
Ki-Cache-Tag
Other
fdc818ba-5f6e-4b13-8ba1-4bf167a72a03,126ee61f73f617f5ab4c0a2e9a2bd1cd7848d0dfed1e740bab81d9d1e4374e48
Ki-Cache-Type
Other
Edge
Ki-Cf-Cache-Status
Other
HIT
Ki-Edge
Other
v=25.0.1;mv=5.0.18
Ki-Origin
Other
g1p
Link
Other
<https://optiview.dolby.com/wp-json/>; rel="https://api.w.org/", <https://optiview.dolby.com/wp-json/wp/v2/pages/15009>; rel="alternate"; title="JSON"; type="application/json", <https://optiview.dolby.com/?p=15009>; rel=shortlink
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=PW9oU%2FP7K2T%2BbAAgoV8B06brpf6MzNxosIRh508WR%2Bg4jKQbaQognyVjm%2B8bl93wcpBCft1I6TjOgHXlfe168kVVXrQEikFz%2Bl4wwShNcfSNvVbWdt%2FPJhRcPc7JkXpXbLn6iA%3D%3D"}],"group":"cf-nel","max_age":604800}
X-Edge-Location-Klb
Other
1
X-Kinsta-Cache
Other
HIT
X-Ua-Compatible
Other
IE=edge

Recommendations

Enable compression (gzip/brotli) to improve performance