HTTP Headers Analysis for https://learn.arcgis.com

Detected Technologies from Headers

See all in URL Inspect 2

Apache

OpenSSL

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=63072000; includeSubdomains; preload

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

• 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
• 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

Transfer-Encoding

Performance

chunked

accept-ranges: bytes
connection: close
transfer-encoding: chunked

Caching Headers

No caching headers found

Content Headers

Content-Type

Content

text/html; charset=UTF-8

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

Server Headers

Server

Apache/2.4.37 (Red Hat Enterprise Linux) OpenSSL/1.1.1k

server: Apache/2.4.37 (Red Hat Enterprise Linux) OpenSSL/1.1.1k

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: BIGipServer~ASG~esri_ProxyPass_PRD_https_pool_2=189802506.42015.0000; path=/; Httponly; Secure

Other Headers

Date

Other

Wed, 29 Apr 2026 10:47:01 GMT

date: Wed, 29 Apr 2026 10:47:01 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching