What powers practicumeducatief.nl?
Last seen Oct 2026 · 21 technologies across 10 categories
Analytics
Ecommerce
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
Security
Tag managers
UI frameworks
Web servers
AI Crawlers
Blocks 2 of 33 AI crawlers we track by name in its robots.txt, restricts 3 more. Checked Oct 2026.
Training crawlers
- ImagesiftBot Blocked
- GPTBot Restricted
Search and AI assistants
- PetalBot Blocked
- OAI-SearchBot Restricted
User-request fetchers
- ChatGPT-User Restricted
The other 28 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
Content Signals:
search=yes ai-train=no ai-input=yes declared in robots.txt
- Oct 2026 Content Signals changed
- Oct 2026 chatgpt-user added to robots.txt
- Oct 2026 gptbot added to robots.txt
- Oct 2026 oai-searchbot added to robots.txt
AI Crawlers
2 of 33 AI crawlers blocked
Standards: Content Signals
Audience
- 51% desktop
- 49% phone
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.64 / 10 · ranked #2,259,099 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 2100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Dutch
- CDN: Google
- Weight: 4.3 MB · 71 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Google Cloud (34.91.39.176)
- DNS: csv-networks.nl
- Email: practicumeducatief.nl
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 12,593,091
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Nginx Oct 2026
- detected jQuery Migrate Aug 2026