HTTP Headers Analysis for https://sonneil.com

Detected Technologies from Headers

See all in URL Inspect 2

AWS CloudFront

Heroku

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

Accept-Ranges

Performance

none

Connection

Performance

close

Vary

Performance

Accept-Encoding

accept-ranges: none
connection: close
vary: Accept-Encoding

Caching Headers

Etag

Caching

"6aac1-ksGnEOfbozlkELNuv7L0kZMOzDQ"

etag: "6aac1-ksGnEOfbozlkELNuv7L0kZMOzDQ"

Content Headers

Content-Length

Content

436929

Content-Type

Content

text/html; charset=utf-8

content-length: 436929
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: i18n_redirected=es; Path=/; Expires=Thu, 18 Feb 2027 17:39:53 GMT; SameSite=Lax
auth.strategy=social; Path=/

Other Headers

Date

Other

Wed, 18 Feb 2026 17:39:53 GMT

Nel

Other

{"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}

Report-To

Other

{"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=MV3V3t%2FwXjKURIASp5gJ%2BXeko8DdQYchcZAL%2F%2FmuxsU%3D\u0026sid=c4c9725f-1ab0-44d8-820f-430df2718e11\u0026ts=1771436393"}],"max_age":3600}

Reporting-Endpoints

Other

heroku-nel="https://nel.heroku.com/reports?s=MV3V3t%2FwXjKURIASp5gJ%2BXeko8DdQYchcZAL%2F%2FmuxsU%3D&sid=c4c9725f-1ab0-44d8-820f-430df2718e11&ts=1771436393"

Via

Other

1.1 heroku-router, 1.1 654fa9454f8823b9a4b408142bde0d6e.cloudfront.net (CloudFront)

X-Amz-Cf-Id

Other

ga3FKAIlce6eGsI-zrd7dkQsv0f-l3OW5JFsFbDFQTIG6uF3jf0QfA==

X-Amz-Cf-Pop

Other

IAD61-P6

X-Cache

Other

Miss from cloudfront

date: Wed, 18 Feb 2026 17:39:53 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=MV3V3t%2FwXjKURIASp5gJ%2BXeko8DdQYchcZAL%2F%2FmuxsU%3D\u0026sid=c4c9725f-1ab0-44d8-820f-430df2718e11\u0026ts=1771436393"}],"max_age":3600}
reporting-endpoints: heroku-nel="https://nel.heroku.com/reports?s=MV3V3t%2FwXjKURIASp5gJ%2BXeko8DdQYchcZAL%2F%2FmuxsU%3D&sid=c4c9725f-1ab0-44d8-820f-430df2718e11&ts=1771436393"
via: 1.1 heroku-router, 1.1 654fa9454f8823b9a4b408142bde0d6e.cloudfront.net (CloudFront)
x-amz-cf-id: ga3FKAIlce6eGsI-zrd7dkQsv0f-l3OW5JFsFbDFQTIG6uF3jf0QfA==
x-amz-cf-pop: IAD61-P6
x-cache: Miss from cloudfront

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching