DNS Gurus
Cached · 5h ago
30 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=7889238
Content-Security-Policy
Weak
block-all-mixed-content; frame-ancestors; upgrade-insecure-requests
X-Frame-Options
Excellent
DENY
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
  • • Significantly strengthen CSP directives
  • • 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

1 headers
Etag
Caching
W/"page_cache:9356938:IndexController:7b4468dbcabc222c85137ab88f37bc28"

Content Headers

2 headers
Content-Language
Content
en-US
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
_shopify_analytics=:AZvlWcR0AAEA2VceR_3Ab-2QcRHy45nRphMXhOdb68GMfyXsqFFi3KBgq5RXwqwEAfPy:; Max-Age=31536000; Path=/; HttpOnly; Secure; Priority=High; SameSite=Lax

Other Headers

17 headers
Alt-Svc
Other
h3=":443"; ma=86400
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
9c1e87406864e5c3-IAD
Date
Other
Thu, 22 Jan 2026 10:57:04 GMT
Link
Other
<https://cdn.shopify.com>; rel="preconnect", <https://cdn.shopify.com>; rel="preconnect"; crossorigin, <//sleepdoctor.com/cdn/shop/t/589/assets/sleepdoctor-hero-default.css?v=39886971915341512321767137825>; as="style"; rel="preload", <//sleepdoctor.com/cdn/shop/t/589/assets/sleepdoctor-hero-navigation.css?v=111937823728007704941767137826>; as="style"; rel="preload", <https://cdn.shopify.com/extensions/ef8b9999-3a0e-4603-ade9-a93d870852fb/hiko-social-login-158/assets/fonts.css>; as="style"; rel="preload", <https://cdn.shopify.com/extensions/ef8b9999-3a0e-4603-ade9-a93d870852fb/hiko-social-login-158/assets/styles.css>; as="style"; rel="preload", <//sleepdoctor.com/cdn/shop/files/Logo.svg?v=1720223868&width=600>; as="image"; rel="preload"; imagesrcset="//sleepdoctor.com/cdn/shop/files/Logo.svg?v=1720223868&width=130 130w, //sleepdoctor.com/cdn/shop/files/Logo.svg?v=1720223868&width=195 195w, //sleepdoctor.com/cdn/shop/files/Logo.svg?v=1720223868&width=260 260w"; imagesizes="(min-width: 750px) 130px, 50vw"
Nel
Other
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
Powered-By
Other
Shopify
Report-To
Other
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=0f4jpCKZXoS1CeDCgF%2BkzQ%2FBadT2AHB6fy3Tmlw1dueP650GfJHnKZJouD0ibMI6t55Rdy8g%2FEag4gnvzaIfxuTJmpqgNOHyjUPKJsxuYJOL4HnppWNX9%2FtqbpEdtz2vCA%3D%3D"}],"group":"cf-nel","max_age":604800}
Server-Timing
Other
cfRequestDuration;dur=93.999863
Shopify-Complexity-Score
Other
250
X-Dc
Other
gcp-us-east1,gcp-us-east1,gcp-us-east1
X-Download-Options
Other
noopen
X-Permitted-Cross-Domain-Policies
Other
none
X-Request-Id
Other
04f7274f-d7bf-4dd5-8fdd-25718d3ab516-1769079424
X-Shardid
Other
95
X-Shopid
Other
9356938
X-Sorting-Hat-Shopid
Other
9356938

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching