HTTP Headers Analysis for https://webmailcluster.configtools.de

Detected Technologies from Headers

See all in URL Inspect 3

Apache

IONOS

Statuspage

HTTP Security Headers

Status

Strict-Transport-Security

Good

max-age=31536000 ; includeSubDomains

Content-Security-Policy

Strong

default-src; img-src; font-src; +8 more 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

accelerometer=(), ambient-light-sensor=(), autoplay=(); +24 more

Recommendations

• Consider adding 'preload' to HSTS for maximum security

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, max-age=0, must-revalidate

Expires

Caching

0

Pragma

Caching

no-cache

cache-control: no-cache, no-store, max-age=0, must-revalidate
expires: 0
pragma: no-cache

Content Headers

Content-Language

Content

de-DE

Content-Type

Content

text/html;charset=UTF-8

content-language: de-DE
content-type: text/html;charset=UTF-8

Server Headers

Server

Apache

server: Apache

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: DPX=v1:eCle0rOmTa:bl9qgKkV:6a7085c6:de; Path=/; Expires=Mon, 03-Aug-26 12:12:49 GMT; HttpOnly; Secure; SameSite=Lax
JSESSIONID=4203C88D531CE5C0D1B8BFBA115E2F02.TCbs10b; Path=/; Secure; HttpOnly
ivid=iv-1-2f274a11-30f2-4ddd-835e-6e6f940108d3; Expires=Mon, 03 Aug 2026 11:22:49 GMT; Max-Age=600; Domain=ionos.de; Path=/; Secure; HttpOnly

Other Headers

Date

Other

Mon, 03 Aug 2026 11:12:49 GMT

X-Cache-Status

Other

MISS

date: Mon, 03 Aug 2026 11:12:49 GMT
x-cache-status: MISS

Recommendations

Enable compression (gzip/brotli) to improve performance