HTTP Headers Analysis for https://domotz.com

Detected Technologies from Headers

See all in URL Inspect 2

Cloudflare CDN

Heroku

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=2592000; preload

Content-Security-Policy

Missing

Not configured Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Excellent

DENY

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
• Add Content-Security-Policy header to prevent XSS attacks
• 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,User-Agent

connection: close
transfer-encoding: chunked
vary: Accept-Encoding,User-Agent

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

cloudflare

server: cloudflare

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: user_location_data=%7B%22user_ip%22%3A%22216.246.40.68%22%2C%22country_code%22%3A%22US%22%2C%22currency%22%3A%22%24%22%7D; expires=Tue, 05 May 2026 08:13:32 GMT; Max-Age=604800; path=/
user_location_data=%7B%22user_ip%22%3A%22216.246.40.68%22%2C%22country_code%22%3A%22US%22%2C%22currency%22%3A%22%24%22%7D; expires=Tue, 05 May 2026 08:13:32 GMT; Max-Age=604800; path=/
user_location_data=%7B%22user_ip%22%3A%22216.246.40.68%22%2C%22country_code%22%3A%22US%22%2C%22currency%22%3A%22%24%22%7D; expires=Tue, 05 May 2026 08:13:32 GMT; Max-Age=604800; path=/

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Cache-Status

Other

DYNAMIC

Cf-Ray

Other

9f349bb639ab6fa1-IAD

Date

Other

Tue, 28 Apr 2026 08:13:32 GMT

Nel

Other

Report-To Group heroku-nel max-age: 1h

success: 1.0% failure: 10.0%

Report-To

Other

Group heroku-nel max-age: 1h

Endpoint 1 https://nel.heroku.com/reports?s=m0HttNhulzKoVHKCzlDxNAnzP2FXHujY6zWvxE8MG9I%3D&sid=af571f24-03ee-46d1-9f90-ab9030c2c74c&ts=1777364012

Reporting-Endpoints

Other

heroku-nel="https://nel.heroku.com/reports?s=m0HttNhulzKoVHKCzlDxNAnzP2FXHujY6zWvxE8MG9I%3D&sid=af571f24-03ee-46d1-9f90-ab9030c2c74c&ts=1777364012"

Via

Other

2.0 heroku-router

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: 9f349bb639ab6fa1-IAD
date: Tue, 28 Apr 2026 08:13:32 GMT
nel: {"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
report-to: {"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=m0HttNhulzKoVHKCzlDxNAnzP2FXHujY6zWvxE8MG9I%3D\u0026sid=af571f24-03ee-46d1-9f90-ab9030c2c74c\u0026ts=1777364012"}],"max_age":3600}
reporting-endpoints: heroku-nel="https://nel.heroku.com/reports?s=m0HttNhulzKoVHKCzlDxNAnzP2FXHujY6zWvxE8MG9I%3D&sid=af571f24-03ee-46d1-9f90-ab9030c2c74c&ts=1777364012"
via: 2.0 heroku-router

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching