HTTP Headers Analysis for https://support.collaboraoffice.com

Detected Technologies from Headers

See all in URL Inspect 2

Apache

Debian

HTTP Security Headers

Status

Strict-Transport-Security

Present

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

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

Transfer-Encoding

Performance

chunked

Vary

Performance

Accept-Encoding

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

Caching Headers

Cache-Control

Caching

no-cache

Expires

Caching

Tue, 1 Jan 1980 12:00:00 GMT

Pragma

Caching

no-cache

cache-control: no-cache
expires: Tue, 1 Jan 1980 12:00:00 GMT
pragma: no-cache

Content Headers

Content-Type

Content

text/html; charset=utf-8;

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

Server Headers

Server

Apache/2.4.65 (Debian)

X-Powered-By

Server

Znuny 6.5.11 (https://www.znuny.org/)

server: Apache/2.4.65 (Debian)
x-powered-by: Znuny 6.5.11 (https://www.znuny.org/)

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: OTRSBrowserHasCookie=1; path=/otrs/; expires=Fri, 02-Apr-2027 23:41:55 GMT; secure

Other Headers

Date

Other

Thu, 02 Apr 2026 23:41:54 GMT

X-Otrs-Login

Other

/otrs/customer.pl?

X-Ua-Compatible

Other

IE=edge,chrome=1

date: Thu, 02 Apr 2026 23:41:54 GMT
x-otrs-login: /otrs/customer.pl?
x-ua-compatible: IE=edge,chrome=1

Recommendations

Enable compression (gzip/brotli) to improve performance

Consider removing X-Powered-By header to hide server technology