HTTP Headers Analysis for https://limesender.com

Detected Technologies from Headers

See all in URL Inspect 1

Cloudflare CDN

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

bytes

Connection

Performance

close

Transfer-Encoding

Performance

chunked

accept-ranges: bytes
connection: close
transfer-encoding: chunked

Caching Headers

Age

Caching

9092

Last-Modified

Caching

Wed, 18 Feb 2026 05:33:48 GMT

age: 9092
last-modified: Wed, 18 Feb 2026 05:33:48 GMT

Content Headers

Content-Type

Content

text/html

content-type: text/html

Server Headers

Server

cloudflare

server: cloudflare

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Allow

Other

GET, HEAD

Cf-Cache-Status

Other

HIT

Cf-Ray

Other

9d1145b22a84c956-IAD

Date

Other

Fri, 20 Feb 2026 21:59:38 GMT

allow: GET, HEAD
cf-cache-status: HIT
cf-ray: 9d1145b22a84c956-IAD
date: Fri, 20 Feb 2026 21:59:38 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching