What powers kreis-viersen-vhs.de?
Last seen Sep 2026 · 14 technologies across 11 categories
CDN
CMS
Cookie compliance
Ecommerce
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Programming languages
UI frameworks
Web servers
AI Crawlers
Blocks 7 of 33 AI crawlers we track by name in its robots.txt, restricts 16 more. Checked Sep 2026.
Training crawlers
- AI2Bot Blocked
- Bytespider Blocked
- CCBot Blocked
- Diffbot Blocked
- PanguBot Blocked
- Webzio-Extended Blocked
- Applebot-Extended Restricted
- ClaudeBot Restricted
- cohere-training-data-crawler Restricted
- Google-CloudVertexBot Restricted
- Google-Extended Restricted
- GoogleOther Restricted
- GPTBot Restricted
- meta-externalagent Restricted
Search and AI assistants
- PetalBot Blocked
- Amazonbot Restricted
- Applebot Restricted
- DuckAssistBot Restricted
- OAI-SearchBot Restricted
- PerplexityBot Restricted
- YouBot Restricted
User-request fetchers
- ChatGPT-User Restricted
- meta-externalfetcher Restricted
The other 10 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
7 of 33 AI crawlers blocked
Audience
- 84% phone
- 16% desktop
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.15 / 10 · ranked #1,342,846 of all domains
27 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 16.3 MB · 46 requests
- Structured data: JSON-LD, Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on NMM-AS D - 02742 Friedersdorf Hauptstrasse 68 (85.13.148.34)
- DNS: ALL-INKL
- Email: ALL-INKL
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 10,466,390, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped Apache HTTP Server Sep 2026
- detected Nginx Aug 2026