HTTP Headers Analysis for https://dfns.co

Detected Technologies from Headers

See all in URL Inspect 1

Cloudflare CDN

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=31536000

Content-Security-Policy

Weak

frame-ancestors Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Good

SAMEORIGIN

X-Content-Type-Options

Missing

Not configured

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 X-Content-Type-Options: nosniff
• Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

accept-encoding

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

Caching Headers

Age

Caching

41134

Last-Modified

Caching

Thu, 07 May 2026 16:25:32 GMT

age: 41134
last-modified: Thu, 07 May 2026 16:25:32 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

Cookies

set-cookie: _cfuvid=04prjsw2kb0NyY74MxPHL7yn7jjLPUUOgoKMhCskb90-1778212266.9640934-1.0.1.1-MNh55U4RkDIkifM_gw4uRL5vAW.X3U1MMwzKMH5Ytg8; HttpOnly; SameSite=None; Secure; Path=/; Domain=www.dfns.co

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Cache-Status

Other

HIT

Cf-Ray

Other

9f85810c8f52d6c9-IAD

Date

Other

Fri, 08 May 2026 03:51:07 GMT

Surrogate-Control

Other

max-age=432000

Surrogate-Key

Other

www.dfns.co 665842dea2404b0e1ffaa674 pageId:669d81a3035dd5477d85fe6e 66a4d6f1530b2b28e5e5bff2 66a53f5306b288101a50a168 67ea6f834e54f96629b46768 66a77a99c79d14e882879589 66e44d54ea7b943459faa5e4 66a8e673ca28730da551dfb0 672e10eec0dcd6139837ab85 669cbc01659101a78e8cc4ab

X-Lambda-Id

Other

3d7041e2-2ecc-4bc6-95d8-dd9bf481c52d

X-Wf-Region

Other

us-east-1

alt-svc: h3=":443"; ma=86400
cf-cache-status: HIT
cf-ray: 9f85810c8f52d6c9-IAD
date: Fri, 08 May 2026 03:51:07 GMT
surrogate-control: max-age=432000
surrogate-key: www.dfns.co 665842dea2404b0e1ffaa674 pageId:669d81a3035dd5477d85fe6e 66a4d6f1530b2b28e5e5bff2 66a53f5306b288101a50a168 67ea6f834e54f96629b46768 66a77a99c79d14e882879589 66e44d54ea7b943459faa5e4 66a8e673ca28730da551dfb0 672e10eec0dcd6139837ab85 669cbc01659101a78e8cc4ab
x-lambda-id: 3d7041e2-2ecc-4bc6-95d8-dd9bf481c52d
x-wf-region: us-east-1

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching