What powers zsb-stuttgart.de?
Last seen Sep 2026 · 5 technologies across 5 categories
Editors
Microsoft Word
since Nov 2023
Hosting
IONOS
since Aug 2022
JavaScript libraries
Programming languages
PHP
since Nov 2021
Web servers
Apache HTTP Server
since Nov 2021
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 100% phone
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.25 / 10 · ranked #2,989,844 of all domains
16 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 0.4 MB · 15 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on IONOS (217.160.0.133, IPv6)
- DNS: IONOS
- Email: IONOS
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Sectigo, RSA 2048, wildcard, expires Jan 2027
- Common Crawl link graph: rank 36,990,618, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.zsb-stuttgart.de | 5 |
| zsb-stuttgart.de | 4 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Microsoft Word Mar 2026