What powers tanzschule-grenke.de?
Last seen Sep 2026 · 22 technologies across 14 categories
Analytics
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Marketing automation
Programming languages
Security
Tag managers
UI frameworks
Web servers
WordPress plugins
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.65 / 10 · ranked #20,727,621 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 75 ms |
| CLS | 0.65 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 2.2 MB · 129 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on IP-PROJECTS (91.210.225.35)
- DNS: internetwerk.de
- Email: no MX record returned
- Email security: DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 26,289,556
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Select2 Sep 2026
- detected Underscore.js Sep 2026
- dropped Animate.css Aug 2026
- detected OptinMonster Jul 2026
- detected OptinMonster plugin Jul 2026