HTTP Headers Analysis for https://app.semble.io

Detected Technologies from Headers

See all in URL Inspect 9

AWS

Google Analytics

Google Fonts

Nginx

Pendo

Microsoft Power BI

Statuspage

Stripe

Workato

HTTP Security Headers

Status

Strict-Transport-Security

Excellent

max-age=63072000; includeSubDomains; preload

Content-Security-Policy

Basic

default-src; frame-ancestors Analyze

Content-Security-Policy-Report-Only

Good

default-src; script-src; style-src; +8 more Analyze

X-Frame-Options

Missing

Not configured

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Present

same-origin

Permissions-Policy

Missing

Not configured

Recommendations

• Improve CSP by adding more specific directives and removing 'unsafe-inline'
• 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

Accept-Encoding

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

Caching Headers

Cache-Control

Caching

no-cache, no-cache, no-store, must-revalidate

Expires

Caching

Wed, 06 May 2026 20:31:57 GMT

Pragma

Caching

no-cache

cache-control: no-cache, no-cache, no-store, must-revalidate
expires: Wed, 06 May 2026 20:31:57 GMT
pragma: no-cache

Content Headers

Content-Type

Content

text/html

content-type: text/html

Server Headers

Server

nginx

server: nginx

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Date

Other

Wed, 06 May 2026 20:31:58 GMT

date: Wed, 06 May 2026 20:31:58 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance