HTTP Headers Analysis for https://countly.rainviewer.com

HTTP Security Headers

Status

Strict-Transport-Security

Excellent

max-age=31536000; includeSubDomains; preload

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

Present

geolocation=(), microphone=(), camera=(); +1 more

Recommendations

• Add Content-Security-Policy header to prevent XSS attacks

Performance Headers

Connection

Performance

close

Keep-Alive

Performance

timeout=5

connection: close
keep-alive: timeout=5

Caching Headers

Cache-Control

Caching

no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0

Etag

Caching

W/"237f-4vD4U5hIXKLc3OiIK3fLat6F484"

Expires

Caching

0

Pragma

Caching

no-cache

cache-control: no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0
etag: W/"237f-4vD4U5hIXKLc3OiIK3fLat6F484"
expires: 0
pragma: no-cache

Content Headers

Content-Length

Content

9087

Content-Type

Content

text/html; charset=utf-8

content-length: 9087
content-type: text/html; charset=utf-8

Server Headers

No server headers found

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: connect.sid=s%3AL7HGN3JLyFJ0B90CPbJN8_lsG8_pbPCh.f4EBpGpz6qtI2%2BD4Ok9OHbw%2FtqBqQniCP90lnTZIcCE; Path=/; Expires=Mon, 07 Sep 2026 10:12:03 GMT; HttpOnly

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Date

Other

Sun, 06 Sep 2026 10:12:03 GMT

X-Permitted-Cross-Domain-Policies

Other

none

alt-svc: h3=":443"; ma=86400
date: Sun, 06 Sep 2026 10:12:03 GMT
x-permitted-cross-domain-policies: none

Recommendations

Enable compression (gzip/brotli) to improve performance