Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 185.243.135.32 |
| Server Software | Apache |
| Compression | gzip |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 185.243.135.32
Server Software Apache
Compression gzip
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://itsm.de:443 | 301 | HTTP/2 301 |
| 2 | https://www.itsm.de/ | 200 | HTTP/2 200 |
#1 URL https://itsm.de:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://www.itsm.de/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 16.7 ms |
| TCP Connect | 33.7 ms |
| TLS Handshake | 22.5 ms |
| Time To First Byte (TTFB) | 173.5 ms |
| Content Download | 0.3 ms |
| Total Response Time | 173.8 ms |
DNS Lookup 16.7 ms
TCP Connect 33.7 ms
TLS Handshake 22.5 ms
Time To First Byte (TTFB) 173.5 ms
Content Download 0.3 ms
Total Response Time 173.8 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=63072000; includeSubDomains; preload |
| CSP | ✔ Configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| Referrer Policy | no-referrer-when-downgrade, strict-origin-when-cross-origin |
| Permissions Policy | ✔ Configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=63072000; includeSubDomains; preload
CSP ✔ Configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
Referrer Policy no-referrer-when-downgrade, strict-origin-when-cross-origin
Permissions Policy ✔ Configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | IT-Systemhaus und IT-Dienstleister für Unternehmen und Organisationen |
| Meta Description | ITSM ist ein 1998 gegründetes IT-Systemhaus und IT-Dienstleister in Langenfeld, zentral gelegen zwischen Düsseldorf und Köln. |
| Robots Meta | index,follow |
| Open Graph Title | IT-Systemhaus und IT-Dienstleister für Unternehmen und Organisationen |
| Open Graph Description | ITSM ist ein 1998 gegründetes IT-Systemhaus und IT-Dienstleister in Langenfeld, zentral gelegen zwischen Düsseldorf und Köln. |
| Open Graph Image | https://www.itsm.de//assets/images/f/itsm-15-hx1r5q7r8vg2... |
Title IT-Systemhaus und IT-Dienstleister für Unternehmen und Organisationen Meta Description ITSM ist ein 1998 gegründetes IT-Systemhaus und IT-Dienstleister in Langenfeld, zentral gelegen zwischen Düsseldorf und Köln. Robots Meta index,follow Open Graph Title IT-Systemhaus und IT-Dienstleister für Unternehmen und Organisationen Open Graph Description ITSM ist ein 1998 gegründetes IT-Systemhaus und IT-Dienstleister in Langenfeld, zentral gelegen zwischen Düsseldorf und Köln. Open Graph Image https://www.itsm.de//assets/images/f/itsm-15-hx1r5q7r8vg2... Detected Technologies
| Technology | Bootstrap jQuery Google Analytics Google Tag Manager Apache |
Technology Bootstrap jQuery Google Analytics Google Tag Manager Apache
HTTP Headers
| Cache-control
| max-age=21600 |
| Date
| Wed, 19 Aug 2026 23:41:56 GMT |
| Vary
| Origin,Cookie,User-Agent,Accept-Encoding |
| X-content-type-options
| nosniff |
| Referrer-policy
| no-referrer-when-downgrade, strict-origin-when-cross-origin |
| Permissions-policy
| interest-cohort=() |
| Strict-transport-security
| max-age=63072000; includeSubDomains; preload |
| X-frame-options
| SAMEORIGIN |
| X-xss-protection
| 1; mode=block |
| X-content-digest
| en004678d754d204d8d9854c30a8a07bba |
| Age
| 0 |
| Contao-cache
| miss/store |
| Expires
| Thu, 20 Aug 2026 05:41:55 GMT |
| Content-encoding
| gzip |
| Content-security-policy
| default-src 'self' *.contao.org *.github.io data:; worker-src blob:; script-src 'self' 'unsafe-inline' 'unsafe-eval'; script-src-elem 'self' 'unsafe-inline' *.youtube.com *.youtube-nocookie.com *.google-analytics.com *.googletagmanager.com; style-src 'self' 'unsafe-inline'; style-src-attr 'self' 'unsafe-inline'; font-src 'self'; frame-src 'self' *.youtube.com *.youtube-nocookie.com; frame-ancestors 'self'; connect-src 'self' *.contao.org *.composer-resolver.cloud *.github.io *.packagist.org packagist.org *.algolia.net *.algolianet.com; |
| Content-length
| 13547 |
| Content-type
| text/html; charset=UTF-8 |
| Server
| Apache |
Meta Tags
| X-UA-Compatible | IE=edge |
| Robots | index,follow |
| Description | ITSM ist ein 1998 gegründetes IT-Systemhaus und IT-Dienstleister in Langenfeld, zentral gelegen zwischen Düsseldorf und Köln. |
| Generator | Contao Open Source CMS |
| Google-site-verification | m27UZR9Twx78fLW2HGng1rvCM0ujEzGmIB1nzh9pzRc |
| Viewport | width=device-width,minimum-scale=1.0,maximum-scale=5.0,user-scalable=yes |
| Theme-color | #043882 |
Cache-control max-age=21600
Date Wed, 19 Aug 2026 23:41:56 GMT
Vary Origin,Cookie,User-Agent,Accept-Encoding
X-content-type-options nosniff
Referrer-policy no-referrer-when-downgrade, strict-origin-when-cross-origin
Permissions-policy interest-cohort=()
Strict-transport-security max-age=63072000; includeSubDomains; preload
X-frame-options SAMEORIGIN
X-xss-protection 1; mode=block
X-content-digest en004678d754d204d8d9854c30a8a07bba
Age 0
Contao-cache miss/store
Expires Thu, 20 Aug 2026 05:41:55 GMT
Content-encoding gzip
Content-security-policy default-src 'self' *.contao.org *.github.io data:; worker-src blob:; script-src 'self' 'unsafe-inline' 'unsafe-eval'; script-src-elem 'self' 'unsafe-inline' *.youtube.com *.youtube-nocookie.com *.google-analytics.com *.googletagmanager.com; style-src 'self' 'unsafe-inline'; style-src-attr 'self' 'unsafe-inline'; font-src 'self'; frame-src 'self' *.youtube.com *.youtube-nocookie.com; frame-ancestors 'self'; connect-src 'self' *.contao.org *.composer-resolver.cloud *.github.io *.packagist.org packagist.org *.algolia.net *.algolianet.com;
Content-length 13547
Content-type text/html; charset=UTF-8
Server Apache
