Glossar
X-Accel-Expires
X-AspNet-Version
X-Cache
X-Content-Duration
X-Content-Security-Policy
X-Content-Security-Policy-Report-Only
X-Content-Type-Options
X-Correlation-ID
X-DNS-Prefetch-Control
X-Download-Options
X-Endurance-Page-Cache
X-Forwarded-For
X-Forwarded-Host
X-Forwarded-Proto
X-Forwarded-Server
X-Frame-Options
X-LiteSpeed-Cache
X-Mod-Pagespeed
X-Originating-IP
X-Permitted-Cross-Domain-Policies
X-Pingback
X-Powered-By
X-Proxy-Cache
X-Real-IP
X-Redirect-By
X-Request-ID
X-Robots-Tag
X-UA-Compatible
X-Varnish
X-WebKit-CSP
X-WebKit-CSP-Report-Only
X-XSS-Protection
X.509
Xen
Xeon
XHTML
XML