HTTP Headers Analysis for https://www.knowbe4.com

Open Cached · 29m ago

26 Headers

Detected Technologies from Headers

See all in URL Inspect 2

Cloudflare NEL Monitoring

Cloudflare CDN

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=31536000

Content-Security-Policy

Weak

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

Thu, 20 Aug 2026 19:36:21 GMT

cache-control: s-maxage=36000, max-age=5
last-modified: Thu, 20 Aug 2026 19:36:21 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=h7MkTD.Atb3pXBenpvFGd3qvtDKqZh6ll9NfVw2z.zE-1787291579.0011442-1.0.1.1-lSEwxsh5..zxXwcLNGqScyocEcnkqz.Dw1v59bmITAL8NBkLkqrV633eDTH45tqQ_nydiMfSZP2XX4e8NtrbP_vq2GmBk2chMMEWwqC16GGJA3YffSzpxVsejB2f_Rgm; HttpOnly; SameSite=None; Secure; Path=/; Domain=www.knowbe4.com; Expires=Fri, 21 Aug 2026 06:22:59 GMT
_cfuvid=Gi4YS4WIKxDTO75z_bHhP_whvcsqW6jt4hKsRnmL5VM-1787291579.0011442-1.0.1.1-2nxpYPABx5ttivV_Cz5fbkJeeQqMuKwVlTn4VofNCXE; HttpOnly; SameSite=None; Secure; Path=/; Domain=www.knowbe4.com

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Ray

Other

a2e75ff0ccd86392-IAD

Date

Other

Fri, 21 Aug 2026 05:52:59 GMT

Edge-Cache-Tag

Other

CT-139825263132,CT-183268269667,CT-196209518407,CT-196209518413,CT-196916638491,CT-201652310689,CT-212040649004,CT-212041971318,CT-212045425233,CT-212045425236,CT-212045425239,P-241394,W-139015310457,W-139027824663,W-139030414885,W-139030707079,CW-138939866807,CW-138939866809,CW-139837955415,CW-159849497762,CW-161958944855,CW-193712720199,CW-193787881395,CW-193790065162,CW-193918608781,CW-193921898602,CW-193988680995,CW-193994730921,CW-194000885646,CW-194251770414,E-138938614300,E-138938614327,E-138939866884,E-138939866887,E-138939874433,E-138939874434,E-138939874573,E-139482128693,E-139483325481,E-140549633171,E-140549633190,E-163363288249,E-38969647180,E-90968704276,MENU-139015310457,MENU-139027824663,MENU-139030414885,MENU-139030707079,RA-138892452184,RA-194047700082,RA-194059898198,RA-194060247338,PGS-ALL,SW-4,GC-139002925838,GC-139007279033,GC-159850392845,GC-193786427986,TS-138939866803

Link

Other

URL /_hcms/cookie-banner/auto-blocking.js?portalId=241394&domain=www.knowbe4.com

rel=preload as=script

URL https://www.knowbe4.com/hubfs/hub_generated/template_assets/1/138939874433/1786960711938/template_main.min.css

rel=preload as=style

URL https://www.knowbe4.com/hubfs/hub_generated/template_assets/1/139483325481/1786960705224/template_slick.min.css

rel=preload as=style

URL https://www.knowbe4.com/hubfs/hub_generated/template_assets/1/140549633171/1786960705134/template_aos.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=I3n%2FOlZEwVlck5fqbw6KesxXN5UWakhESs08tUhqwtCvKONdri0%2Bw%2B28u%2F%2BtQH6v22tU2y%2F7Qgn6AbHxBPeqUsiNiZFhyxPUmGSpefOUMKMn5Qx1RGoOqPTL5HK5Swr50w%3D%3D

X-Hs-Cache-Config

Other

BrowserCache-5s-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

139825263132

X-Hs-Hub-Id

Other

241394

X-Hs-Portal-Id

Other

241394

X-Hs-Prerendered

Other

Thu, 20 Aug 2026 19:36:21 GMT

alt-svc: h3=":443"; ma=86400
cf-ray: a2e75ff0ccd86392-IAD
date: Fri, 21 Aug 2026 05:52:59 GMT
edge-cache-tag: CT-139825263132,CT-183268269667,CT-196209518407,CT-196209518413,CT-196916638491,CT-201652310689,CT-212040649004,CT-212041971318,CT-212045425233,CT-212045425236,CT-212045425239,P-241394,W-139015310457,W-139027824663,W-139030414885,W-139030707079,CW-138939866807,CW-138939866809,CW-139837955415,CW-159849497762,CW-161958944855,CW-193712720199,CW-193787881395,CW-193790065162,CW-193918608781,CW-193921898602,CW-193988680995,CW-193994730921,CW-194000885646,CW-194251770414,E-138938614300,E-138938614327,E-138939866884,E-138939866887,E-138939874433,E-138939874434,E-138939874573,E-139482128693,E-139483325481,E-140549633171,E-140549633190,E-163363288249,E-38969647180,E-90968704276,MENU-139015310457,MENU-139027824663,MENU-139030414885,MENU-139030707079,RA-138892452184,RA-194047700082,RA-194059898198,RA-194060247338,PGS-ALL,SW-4,GC-139002925838,GC-139007279033,GC-159850392845,GC-193786427986,TS-138939866803
link: </_hcms/cookie-banner/auto-blocking.js?portalId=241394&domain=www.knowbe4.com>; rel=preload; as=script,<https://www.knowbe4.com/hubfs/hub_generated/template_assets/1/138939874433/1786960711938/template_main.min.css>; rel=preload; as=style,<https://www.knowbe4.com/hubfs/hub_generated/template_assets/1/139483325481/1786960705224/template_slick.min.css>; rel=preload; as=style,<https://www.knowbe4.com/hubfs/hub_generated/template_assets/1/140549633171/1786960705134/template_aos.min.css>; rel=preload; as=style,<https://www.knowbe4.com/hubfs/hub_generated/template_assets/1/138939874434/1786960707026/template_theme-overrides.min.css>; rel=preload; as=style,<https://www.knowbe4.com/hubfs/hub_generated/template_assets/1/38969647180/1741797570194/template_layout-ic.min.css>; rel=preload; as=style,<https://www.knowbe4.com/hubfs/hub_generated/module_assets/1/161958944855/1754584697982/module_top-banner-local.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=I3n%2FOlZEwVlck5fqbw6KesxXN5UWakhESs08tUhqwtCvKONdri0%2Bw%2B28u%2F%2BtQH6v22tU2y%2F7Qgn6AbHxBPeqUsiNiZFhyxPUmGSpefOUMKMn5Qx1RGoOqPTL5HK5Swr50w%3D%3D"}]}
x-hs-cache-config: BrowserCache-5s-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: 139825263132
x-hs-hub-id: 241394
x-hs-portal-id: 241394
x-hs-prerendered: Thu, 20 Aug 2026 19:36:21 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance