HTTP Headers Analysis for https://webmail.supportdns.com

Detected Technologies from Headers

See all in URL Inspect 3

Cloudflare NEL Monitoring

Cloudflare CDN

LiteSpeed

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

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

Accept-Encoding

connection: close
transfer-encoding: chunked
vary: Accept-Encoding

Caching Headers

Cache-Control

Caching

no-cache, no-store, must-revalidate, private

Pragma

Caching

no-cache

cache-control: no-cache, no-store, must-revalidate, private
pragma: no-cache

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: webmailrelogin=no; HttpOnly; expires=Thu, 01-Jan-1970 00:00:01 GMT; path=/; port=443; secure
webmailsession=%3aO5OZg12H6neopqzT%2c1c316a2cd3d58bf745640a2ae233caa0; HttpOnly; path=/; port=443; secure
roundcube_sessid=expired; HttpOnly; expires=Thu, 01-Jan-1970 00:00:01 GMT; path=/; port=443; secure
roundcube_sessauth=expired; HttpOnly; domain=webmail.supportdns.com; expires=Thu, 01-Jan-1970 00:00:01 GMT; path=/; port=443; secure
PPA_ID=expired; HttpOnly; expires=Thu, 01-Jan-1970 00:00:01 GMT; path=/; port=443; secure
roundcube_cookies=enabled; HttpOnly; expires=Mon, 22-Feb-2027 01:14:07 GMT; path=/; port=443; secure

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Cache-Status

Other

DYNAMIC

Cf-Ray

Other

9d1a9ff2be34609d-IAD

Date

Other

Sun, 22 Feb 2026 01:14:07 GMT

Nel

Other

{"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}

Report-To

Other

{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=dZSxVgixJVIqCVG%2B4xdJ%2Fc3VZR3OPyURlZXG2%2FszeacIdfkmQQ262Yc%2Bh8GawDT%2BnF%2BjZNwiluTZX9MLicfXf%2BcE4IAVPfdzsE7dJm0G%2BeBhW7JQxd0%3D"}]}

X-Turbo-Charged-By

Other

LiteSpeed

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: 9d1a9ff2be34609d-IAD
date: Sun, 22 Feb 2026 01:14:07 GMT
nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=dZSxVgixJVIqCVG%2B4xdJ%2Fc3VZR3OPyURlZXG2%2FszeacIdfkmQQ262Yc%2Bh8GawDT%2BnF%2BjZNwiluTZX9MLicfXf%2BcE4IAVPfdzsE7dJm0G%2BeBhW7JQxd0%3D"}]}
x-turbo-charged-by: LiteSpeed

Recommendations

Enable compression (gzip/brotli) to improve performance