HTTP Headers Analysis for https://argparse4j.sourceforge.net

Detected Technologies from Headers

See all in URL Inspect 1

Cloudflare CDN

HTTP Security Headers

Status

Strict-Transport-Security

Missing

Not configured

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

Missing

Not configured

Permissions-Policy

Missing

Not configured

Recommendations

• Add Strict-Transport-Security header with max-age of at least 1 year
• Significantly strengthen CSP directives
• Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
• 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

Accept-Ranges

Performance

bytes

Connection

Performance

close

accept-ranges: bytes
connection: close

Caching Headers

Cache-Control

Caching

max-age=60

Etag

Caching

"56810d11-83"

Expires

Caching

Fri, 15 May 2026 19:45:17 GMT

Last-Modified

Caching

Mon, 28 Dec 2015 10:21:05 GMT

cache-control: max-age=60
etag: "56810d11-83"
expires: Fri, 15 May 2026 19:45:17 GMT
last-modified: Mon, 28 Dec 2015 10:21:05 GMT

Content Headers

Content-Length

Content

131

Content-Type

Content

text/html

content-length: 131
content-type: text/html

Server Headers

Server

cloudflare

server: cloudflare

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: __cf_bm=K6Ycs0m3C5plpQFR3NOqtmamur_lA4Jge8BVO_VNH40-1778874257.1994934-1.0.1.1-BeVRYoD1dXWWYa_kPdx9s9lZ8M_1uz8_oQHrASjbuxqMxGrqJbGd6OLXRoZGUXqTEyQZ977zt6zVOIafvT9B_gAgDdqtIUTqghTlpJ5KBo5L0id.i.xoI1Tts2kdYJ3F; HttpOnly; SameSite=None; Secure; Path=/; Domain=sourceforge.net; Expires=Fri, 15 May 2026 20:14:17 GMT

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Cache-Status

Other

DYNAMIC

Cf-Ray

Other

9fc4a2eb7da9d6a3-IAD

Date

Other

Fri, 15 May 2026 19:44:17 GMT

X-From

Other

sfp-staticweb-2

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: 9fc4a2eb7da9d6a3-IAD
date: Fri, 15 May 2026 19:44:17 GMT
x-from: sfp-staticweb-2

Recommendations

Enable compression (gzip/brotli) to improve performance