HTTP Headers Analysis for https://data.canix.com

Detected Technologies from Headers

See all in URL Inspect 4

Google Maps

Google Sign-In

Heroku

Mailchimp

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=31536000

Content-Security-Policy

Basic

default-src; script-src; child-src; +6 more Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Excellent

DENY

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Missing

Not configured

Permissions-Policy

Missing

Not configured

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• Improve CSP by adding more specific directives and removing 'unsafe-inline'
• 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

connection: close
transfer-encoding: chunked

Caching Headers

Cache-Control

Caching

max-age=0, no-cache, must-revalidate, proxy-revalidate

Expires

Caching

Tue, 03 Jul 2001 06:00:00 GMT

Last-Modified

Caching

Sat, 9 May 2026 01:13:21 GMT

cache-control: max-age=0, no-cache, must-revalidate, proxy-revalidate
expires: Tue, 03 Jul 2001 06:00:00 GMT
last-modified: Sat, 9 May 2026 01:13:21 GMT

Content Headers

Content-Type

Content

text/html;charset=utf-8

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

Server Headers

Server

Heroku

server: Heroku

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: metabase.DEVICE=b48abee2-6f92-4c03-970d-d85f2d6aa75a;HttpOnly;Path=/;Expires=Wed, 9 May 2046 01:13:21 GMT;SameSite=None;Secure

Other Headers

Date

Other

Sat, 09 May 2026 01:13:21 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=7yXEm9We3pWWe3vAzxCiDRwKAhCUI3Hi2v%2Fk%2BPhlUXY%3D&sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add&ts=1778289201

Reporting-Endpoints

Other

heroku-nel="https://nel.heroku.com/reports?s=7yXEm9We3pWWe3vAzxCiDRwKAhCUI3Hi2v%2Fk%2BPhlUXY%3D&sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add&ts=1778289201"

Via

Other

1.1 heroku-router

X-Permitted-Cross-Domain-Policies

Other

none

date: Sat, 09 May 2026 01:13:21 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=7yXEm9We3pWWe3vAzxCiDRwKAhCUI3Hi2v%2Fk%2BPhlUXY%3D\u0026sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add\u0026ts=1778289201"}],"max_age":3600}
reporting-endpoints: heroku-nel="https://nel.heroku.com/reports?s=7yXEm9We3pWWe3vAzxCiDRwKAhCUI3Hi2v%2Fk%2BPhlUXY%3D&sid=c46efe9b-d3d2-4a0c-8c76-bfafa16c5add&ts=1778289201"
via: 1.1 heroku-router
x-permitted-cross-domain-policies: none

Recommendations

Enable compression (gzip/brotli) to improve performance