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
Etag
Caching
W/"1efe00065b091f571074b820d0cd16ba"
Last-Modified
Caching
Fri, 23 Jan 2026 10:09:06 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=I3w08mRbeJwYNNz41yUW6OXticZPz9vgW86GblWQkvM-1769183875-1.0.1.1-5CbLu30X2kT7peft1qEsAiAoVsNKaUGf9xRL4LcPuNapUiIFkFFeChezjdxPaMv7hSgWGoXI.yS1vECXsPk_ZT4nhTRoqpz7gyeGhQM9vtA; path=/; expires=Fri, 23-Jan-26 16:27:55 GMT; domain=.optiview.dolby.com; HttpOnly; Secure; SameSite=None

Other Headers

16 headers
Alt-Svc
Other
h3=":443"; ma=86400
Cf-Cache-Status
Other
BYPASS
Cf-Ray
Other
9c287d562f4ed6d1-IAD
Date
Other
Fri, 23 Jan 2026 15:57:55 GMT
Ki-Cache-Type
Other
Edge
Ki-Cf-Cache-Status
Other
BYPASS
Ki-Edge
Other
v=25.2.3;mv=5.0.18
Ki-Origin
Other
g1p
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=tojbiqNEp%2B6w2QmrFdkJcE482mKtE79Y0M7B8uIV1KeVVlB9yAln%2BEtR7TMG%2FNLulrNEjRHoqiFlCptiD4eTO%2Fj6qDsm1q44rGPKT84A2KaOi00Lm%2BpbnEMX%2FZxC7hGLAuKB5g%3D%3D"}],"group":"cf-nel","max_age":604800}
Via
Other
1.1 9646ac3e2d8f7947f113ddfe4b981a80.cloudfront.net (CloudFront)
X-Amz-Cf-Id
Other
A6-MTkpb6zTrzVXCvKPPUIXUs-GV3MBglSPjmka7uWtemW3IMUWz2w==
X-Amz-Cf-Pop
Other
LAX54-P9
X-Amz-Version-Id
Other
F7usPQ0tWo5t_W5LQop3G.njwPXmko.g
X-Cache
Other
Hit from cloudfront
X-Edge-Location-Klb
Other
1

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching