HTTP Headers Analysis for https://jsapis.com

Detected Technologies from Headers

See all in URL Inspect 2

Cloudflare NEL Monitoring

Cloudflare CDN

HTTP Security Headers

Status

Strict-Transport-Security

Missing

Not configured

Content-Security-Policy

Missing

Not configured 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
• Add Content-Security-Policy header to prevent XSS attacks
• 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

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

Accept-Encoding

connection: close
transfer-encoding: chunked
vary: Accept-Encoding

Caching Headers

Last-Modified

Caching

Tue, 25 Apr 2023 19:54:55 GMT

last-modified: Tue, 25 Apr 2023 19:54:55 GMT

Content Headers

Content-Type

Content

text/html

content-type: text/html

Server Headers

Server

cloudflare

server: cloudflare

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Cache-Status

Other

DYNAMIC

Cf-Ray

Other

9d0e4ef7bc28d6f3-IAD

Date

Other

Fri, 20 Feb 2026 13:21:41 GMT

Nel

Other

{"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}

Report-To

Other

{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=4GoC744t%2FGBRZUa5uNaEXEzPtLJOvdtiVqrtlrwOavBQh9AT%2FRG%2F8vdeU1tYvPy9fdfRjJ9hO98BOMaQzNi2MECuBp%2FMBkVvHRo%3D"}]}

Server-Timing

Other

cfCacheStatus;desc="DYNAMIC", cfEdge;dur=11,cfOrigin;dur=192

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: 9d0e4ef7bc28d6f3-IAD
date: Fri, 20 Feb 2026 13:21:41 GMT
nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=4GoC744t%2FGBRZUa5uNaEXEzPtLJOvdtiVqrtlrwOavBQh9AT%2FRG%2F8vdeU1tYvPy9fdfRjJ9hO98BOMaQzNi2MECuBp%2FMBkVvHRo%3D"}]}
server-timing: cfCacheStatus;desc="DYNAMIC", cfEdge;dur=11,cfOrigin;dur=192

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching