HTTP Headers Analysis for https://www.dnsfilter.com

Open Cached · just now

26 Headers

Detected Technologies from Headers

See all in URL Inspect 6

Cloudflare NEL Monitoring

BootstrapCDN

Cloudflare CDN Active incidents

Cloudflare CDNJS Active incidents

Font Awesome

Google Fonts

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=31536000

Content-Security-Policy

Weak

frame-ancestors; upgrade-insecure-requests Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Missing

Not configured

X-Content-Type-Options

Missing

Not configured

Referrer-Policy

Good

no-referrer-when-downgrade

Permissions-Policy

Missing

Not configured

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• Significantly strengthen CSP directives
• Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
• Add X-Content-Type-Options: nosniff
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

Transfer-Encoding

Performance

chunked

Vary

Performance

accept-encoding

connection: close
transfer-encoding: chunked
vary: accept-encoding

Caching Headers

Cache-Control

Caching

s-maxage=36000, max-age=5

Last-Modified

Caching

Mon, 27 Apr 2026 11:44:44 GMT

cache-control: s-maxage=36000, max-age=5
last-modified: Mon, 27 Apr 2026 11:44:44 GMT

Content Headers

Content-Type

Content

text/html; charset=UTF-8

content-type: text/html; charset=UTF-8

Server Headers

Server

cloudflare

server: cloudflare

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

set-cookie: __cf_bm=igyj4Ge_7O2B6qhuAXEOhlNeh.coDXz70Qqb_t7c1FQ-1777409794.7183888-1.0.1.1-lPW48wGnwSfeQZT23yIQ4N_Od4QDf0swvPCMxi8SY3xf0bPYtwYDYmZu4NZXEPi_4nuR_.3W1Dlh1GLm.BeM_dTESrq4RaYTgJSUQRZSyDu5tPjXSQMkdOJHJ3jq2nR7; HttpOnly; Secure; Path=/; Domain=www.dnsfilter.com; Expires=Tue, 28 Apr 2026 21:26:34 GMT
_cfuvid=fq6smz2.XuQXssPzOC2JzZjTv_HScKT1VhKyydUd6Lg-1777409794.7183888-1.0.1.1-IjjzYLuL_xMCt_9WKBZARcVwIDQlLFxvKcd7vTdnPOM; HttpOnly; SameSite=None; Secure; Path=/; Domain=www.dnsfilter.com

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Ray

Other

9f38f970fa541ff1-IAD

Date

Other

Tue, 28 Apr 2026 20:56:34 GMT

Edge-Cache-Tag

Other

CT-108973724333,CG-23609470,P-23609470,W-108982790827,W-109613840700,W-109614150012,W-109615241040,W-109615241091,W-109631202169,CW-100816454537,CW-100825181327,CW-100825181328,CW-100825181329,CW-100826764629,CW-100826903560,CW-100827279536,CW-100827806021,CW-100827842062,CW-100827871647,CW-100828619894,CW-109612526638,CW-109630796426,CW-118740173314,CW-165566780256,CW-183854900610,CW-189819026511,CW-196854439279,E-100825759290,E-100826724944,E-100826724946,E-100826764614,E-100826902676,E-100826903557,E-100827159865,E-100827479396,E-100827842052,E-100827871021,E-100827871643,E-100828019554,E-100828091139,E-100828157710,E-100828157712,E-100828317769,E-100828619887,E-100828622755,E-108979418393,E-108979612589,E-108980336810,E-109592631156,E-109612080211,E-193134377281,E-211689482771,MENU-109613840700,MENU-109614150012,MENU-109615241040,MENU-109615241091,MENU-109631202169,MENU-191992185252,RA-109613818956,PGS-ALL,SW-2,B-107420098604,B-107421967484,B-193797491027,GC-108982704386,GC-109615023795,GC-109631050932,GC-114347247953,TS-108980347002

Link

Other

URL

https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.1.0/css/font-awesome.min.css

rel=preload as=style

URL

https://maxcdn.bootstrapcdn.com/font-awesome/4.1.0/css/font-awesome.min.css

rel=preload as=style

URL https://www.dnsfilter.com/hubfs/hub_generated/template_assets/1/100828317769/1776900122045/template_main.min.css

rel=preload as=style

URL https://www.dnsfilter.com/hubfs/hub_generated/template_assets/1/108980336810/1776900110987/template_child.min.css

rel=preload as=style

Nel

Other

Report-To Group cf-nel max-age: 1w

success: 1.0%

Report-To

Other

Group cf-nel max-age: 1w

Endpoint 1 https://a.nel.cloudflare.com/report/v4?s=ZtJ6UgmI0M3e7J4NPadN1uqLlZmoOQ3QSKkg4iFDM5q2rUZLzwylTW0JDgmRWRYE%2Bg%2BSXFMczZ7%2FHGanH062oHHp3kf4VArFC3rKmSk5RDdcsj6XlmozxVwQRuYmgo6xqLOW

X-Hs-Cache-Config

Other

BrowserCache-0s-EdgeCache-0s

X-Hs-Cache-Control

Other

s-maxage=36000, max-age=0

X-Hs-Cf-Cache-Status

Other

HIT

X-Hs-Cfworker-Meta

Other

{"contentType":"SITE_PAGE","resolver":"PreRenderedContentResolver"}

X-Hs-Content-Id

Other

108973724333

X-Hs-Hub-Id

Other

23609470

X-Hs-Portal-Id

Other

23609470

X-Hs-Prerendered

Other

Mon, 27 Apr 2026 11:44:44 GMT

alt-svc: h3=":443"; ma=86400
cf-ray: 9f38f970fa541ff1-IAD
date: Tue, 28 Apr 2026 20:56:34 GMT
edge-cache-tag: CT-108973724333,CG-23609470,P-23609470,W-108982790827,W-109613840700,W-109614150012,W-109615241040,W-109615241091,W-109631202169,CW-100816454537,CW-100825181327,CW-100825181328,CW-100825181329,CW-100826764629,CW-100826903560,CW-100827279536,CW-100827806021,CW-100827842062,CW-100827871647,CW-100828619894,CW-109612526638,CW-109630796426,CW-118740173314,CW-165566780256,CW-183854900610,CW-189819026511,CW-196854439279,E-100825759290,E-100826724944,E-100826724946,E-100826764614,E-100826902676,E-100826903557,E-100827159865,E-100827479396,E-100827842052,E-100827871021,E-100827871643,E-100828019554,E-100828091139,E-100828157710,E-100828157712,E-100828317769,E-100828619887,E-100828622755,E-108979418393,E-108979612589,E-108980336810,E-109592631156,E-109612080211,E-193134377281,E-211689482771,MENU-109613840700,MENU-109614150012,MENU-109615241040,MENU-109615241091,MENU-109631202169,MENU-191992185252,RA-109613818956,PGS-ALL,SW-2,B-107420098604,B-107421967484,B-193797491027,GC-108982704386,GC-109615023795,GC-109631050932,GC-114347247953,TS-108980347002
link: <https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.1.0/css/font-awesome.min.css>; rel=preload; as=style,<https://maxcdn.bootstrapcdn.com/font-awesome/4.1.0/css/font-awesome.min.css>; rel=preload; as=style,<https://www.dnsfilter.com/hubfs/hub_generated/template_assets/1/100828317769/1776900122045/template_main.min.css>; rel=preload; as=style,<https://www.dnsfilter.com/hubfs/hub_generated/template_assets/1/108980336810/1776900110987/template_child.min.css>; rel=preload; as=style,<https://fonts.googleapis.com/css?family=Montserrat:100,100italic,200,200italic,300,300italic,400,400italic,500,500italic,600,600italic,700,700italic,800,800italic,900,900italic%7CInter:regular>; rel=preload; as=style,<https://www.dnsfilter.com/hubfs/hub_generated/module_assets/1/109630796426/1740928972100/module_header-announcement-bar.min.css>; rel=preload; as=style,<https://www.dnsfilter.com/hubfs/hub_generated/module_assets/1/183854900610/1740929060532/module_search_input_dns.min.css>; rel=preload; as=style
nel: {"report_to":"cf-nel","success_fraction":0.01,"max_age":604800}
report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=ZtJ6UgmI0M3e7J4NPadN1uqLlZmoOQ3QSKkg4iFDM5q2rUZLzwylTW0JDgmRWRYE%2Bg%2BSXFMczZ7%2FHGanH062oHHp3kf4VArFC3rKmSk5RDdcsj6XlmozxVwQRuYmgo6xqLOW"}]}
x-hs-cache-config: BrowserCache-0s-EdgeCache-0s
x-hs-cache-control: s-maxage=36000, max-age=0
x-hs-cf-cache-status: HIT
x-hs-cfworker-meta: {"contentType":"SITE_PAGE","resolver":"PreRenderedContentResolver"}
x-hs-content-id: 108973724333
x-hs-hub-id: 23609470
x-hs-portal-id: 23609470
x-hs-prerendered: Mon, 27 Apr 2026 11:44:44 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance