HTTP Headers Analysis for https://nlx.ai

HTTP Security Headers

Status

Strict-Transport-Security

Excellent

max-age=63072000; includeSubDomains; preload

Content-Security-Policy

Weak

frame-ancestors Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Missing

Not configured

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Present

same-origin

Permissions-Policy

Missing

Not configured

Recommendations

• Significantly strengthen CSP directives
• Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

rsc, next-router-state-tree, next-router-prefetch, next-router-segment-prefetch, Accept-Encoding

connection: close
transfer-encoding: chunked
vary: rsc, next-router-state-tree, next-router-prefetch, next-router-segment-prefetch, Accept-Encoding

Caching Headers

Cache-Control

Caching

private, no-cache, no-store, max-age=0, must-revalidate

cache-control: private, no-cache, no-store, max-age=0, must-revalidate

Content Headers

Content-Type

Content

text/html; charset=utf-8

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

Server Headers

No server headers found

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Accept-Ch

Other

Sec-CH-Prefers-Color-Scheme

Alt-Svc

Other

h3=":443"; ma=2592000

Critical-Ch

Other

Sec-CH-Prefers-Color-Scheme

Date

Other

Sat, 02 May 2026 09:34:24 GMT

Link

Other

URL /_next/static/css/b26eeb56dbc79e99.css

rel=preload as=style

URL /_next/static/css/e266387c8775697d.css

rel=preload as=style

URL /_next/static/css/a03aafc8002d3bd8.css

rel=preload as=style

URL /_next/static/css/c7f2b3ddb3bcc1d7.css

rel=preload as=style

Via

Other

1.1 Caddy

accept-ch: Sec-CH-Prefers-Color-Scheme
alt-svc: h3=":443"; ma=2592000
critical-ch: Sec-CH-Prefers-Color-Scheme
date: Sat, 02 May 2026 09:34:24 GMT
link: </_next/static/css/b26eeb56dbc79e99.css>; rel=preload; as="style", </_next/static/css/e266387c8775697d.css>; rel=preload; as="style", </_next/static/css/a03aafc8002d3bd8.css>; rel=preload; as="style", </_next/static/css/c7f2b3ddb3bcc1d7.css>; rel=preload; as="style"
via: 1.1 Caddy

Recommendations

Enable compression (gzip/brotli) to improve performance