HTTP Headers Analysis for https://static.mailerlite.com

Detected Technologies from Headers

See all in URL Inspect 2

Cloudflare CDN

Envoy

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

Good

SAMEORIGIN

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-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

connection: close
transfer-encoding: chunked

Caching Headers

Cache-Control

Caching

no-cache, private

cache-control: no-cache, private

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: XSRF-TOKEN=eyJpdiI6ImJiSDNlNEtTQUxEL2VZZVpVTGIzbEE9PSIsInZhbHVlIjoiWlRQalJrclFxQVMwVUJ1SGZCaVhrb0dobmh1VEtIRGtpOXRMemhmYnZKdVpPdjlIMlIwb2ZVRVFnMzlsRzNmUi8zUzB6UWZFejhRNWkyUDlkekF2MWN0YnNEZkVDNFYyQm9UbkNmcHprN2cvWlROMEkwOWpLQm1XZUtxMm5JbUEiLCJtYWMiOiIxOTIzNTIwYzRhZGRjYWUwMDY1YmE2YWRkOGNjZDYxYWQxOTk5NGVlZWUxYmVlMzg0OTE1NGM3NWJlOTUwOGNjIiwidGFnIjoiIn0%3D; expires=Mon, 27 Apr 2026 20:36:10 GMT; Max-Age=7200; path=/; secure; samesite=lax
sso_session=eyJpdiI6IlpTT0RVaDQzVnhhRGhINFNtSDN4REE9PSIsInZhbHVlIjoiWFFtZEVrQzVPSS9IQ0M2SWZ6dGtWSVIvY3BVT1NVeVR4UDdpQnRIcDZlakllYmdmSUpycnV6OG9EbXVva3VKK0hwUnFsTlZlVFlHc0NVSTJlRmhsZ2d3Sjg0S3YxL0V6aVVTSWFHOWVMbXg0UHhhT3R2ZERqaXFPQkNVak9idjUiLCJtYWMiOiIyOGYwOTJlOGNlNjA3ZjgwNWFjOWI3ZmYxNTU3N2VmZjNiNWI1NWE4NjBkZTg2YTAxY2JiYjEyMjhhMGViZGNjIiwidGFnIjoiIn0%3D; expires=Mon, 27 Apr 2026 20:36:10 GMT; Max-Age=7200; path=/; secure; httponly; samesite=lax
locale=eyJpdiI6Ik5qQzduQkhUb0c0ZXA5R2FtTmlUMmc9PSIsInZhbHVlIjoiNDU5ckhIVHl6cmc1UjVyVm5Dckhya0RnSElIYnd5K2FaZjBBMENITENmNmN4a3JDZEVMK1N2cFg0cFQwNlVCeiIsIm1hYyI6IjRkNDUxMWJkNzgwNzhjNmFmYmE2MjRjMmU5NjUxOTdiZWI5Mzc1ZmIzM2I1MzU3YzIyZWUyZDE3ZjU2YmMyZjciLCJ0YWciOiIifQ%3D%3D; expires=Thu, 07 May 2026 18:36:10 GMT; Max-Age=864000; path=/; secure; httponly; samesite=lax

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Cache-Status

Other

DYNAMIC

Cf-Ray

Other

9f2fee62cfe93988-IAD

Date

Other

Mon, 27 Apr 2026 18:36:10 GMT

X-Envoy-Upstream-Service-Time

Other

20

X-Locale

Other

en

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: 9f2fee62cfe93988-IAD
date: Mon, 27 Apr 2026 18:36:10 GMT
x-envoy-upstream-service-time: 20
x-locale: en

Recommendations

Enable compression (gzip/brotli) to improve performance