HTTP Headers Analysis for https://esa.io

Detected Technologies from Headers

See all in URL Inspect 1

Google Fonts

HTTP Security Headers

Status

Strict-Transport-Security

Weak

max-age=0; includeSubDomains

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

Good

nosniff

Referrer-Policy

Good

strict-origin-when-cross-origin

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
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

Vary

Performance

Origin

connection: close
vary: Origin

Caching Headers

Cache-Control

Caching

max-age=0, private, must-revalidate

Etag

Caching

W/"41bd0f6a5a639ade7e1d5580034a6f66"

cache-control: max-age=0, private, must-revalidate
etag: W/"41bd0f6a5a639ade7e1d5580034a6f66"

Content Headers

Content-Length

Content

74465

Content-Type

Content

text/html; charset=utf-8

content-length: 74465
content-type: text/html; charset=utf-8

Server Headers

X-Runtime

Server

0.014521

x-runtime: 0.014521

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: _esa_production_session_v3=G807jdp%2BNliFudTHPSShqvrs7F%2BxVL2nyaz%2Btgt3CxdcPgkVRux98zKlez1rFWM5OyhmpG4YqPApKuAR4hfwWCSFxUZW3f5TJpYcWe6KF2aOkneKFc4mT4h%2B4TzCPaR2r96k7N7a9%2BhHYoJTAeGmqmbBOffTnNlz7bKF%2BY32YPJQv58xoWX%2BgyQuwwNN2C9lB9NFkmj1nO9SNcq%2BS4MSjkescHoZPQ%2B9Er7knjy9GiJ8R7aP0t1ry0yAnST0UPlM58TbuBgAS2FJz0dKzMHiblnAt829b6ZxfqVFSla6RjlLYRZ3%2FFZVIj%2BI72NvUImRjShTYuhOIoo%3D--cNBJTxymdVuc1DSj--eaDavJFCDrN5795F%2BqqrMA%3D%3D; domain=.esa.io; path=/; expires=Tue, 02 Jun 2026 12:48:29 GMT; secure; httponly; samesite=lax

Other Headers

Date

Other

Sat, 02 May 2026 12:48:29 GMT

Link

Other

URL

https://fonts.googleapis.com/css?family=Lato:100,300,400,700,900

rel=preload as=style nopush

URL

https://fonts.googleapis.com/css2?family=Noto+Color+Emoji

rel=preload as=style nopush

URL https://assets.esa.io/packs/css/vendor-fontawesome-f63eb7d9.css

rel=preload as=style nopush

URL https://assets.esa.io/packs/css/5618-ad519b5d.css

rel=preload as=style nopush

X-Permitted-Cross-Domain-Policies

Other

none

X-Request-Id

Other

07d7d2c9-d5cf-4384-9fd0-aef75d46d0a1

date: Sat, 02 May 2026 12:48:29 GMT
link: <https://fonts.googleapis.com/css?family=Lato:100,300,400,700,900>; rel=preload; as=style; nopush,<https://fonts.googleapis.com/css2?family=Noto+Color+Emoji>; rel=preload; as=style; nopush,<https://assets.esa.io/packs/css/vendor-fontawesome-f63eb7d9.css>; rel=preload; as=style; nopush,<https://assets.esa.io/packs/css/5618-ad519b5d.css>; rel=preload; as=style; nopush,<https://assets.esa.io/packs/css/application-3b33bff3.css>; rel=preload; as=style; nopush,<https://assets.esa.io/packs/js/runtime-81abbf1d83d1e819.js>; rel=preload; as=script; nopush,<https://assets.esa.io/packs/js/5475-da5d6442eb731773.js>; rel=preload; as=script; nopush,<https://assets.esa.io/packs/js/bugsnag-4307fc2b0333efda.js>; rel=preload; as=script; nopush,<https://assets.esa.io/packs/js/9557-6f36e75fb736d88e.js>; rel=preload; as=script; nopush,<https://assets.esa.io/packs/js/1340-95274351936553e0.js>; rel=preload; as=script; nopush
x-permitted-cross-domain-policies: none
x-request-id: 07d7d2c9-d5cf-4384-9fd0-aef75d46d0a1

Recommendations

Enable compression (gzip/brotli) to improve performance