What powers vaarschoolalbatros.nl?
Last seen Aug 2026 · 27 technologies across 17 categories
Analytics
Caching
CDN
CMS
Databases
Ecommerce
Font scripts
JavaScript libraries
LMS
Marketing automation
Miscellaneous
Operating systems
Programming languages
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 Aug 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 72% desktop
- 28% phone
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.60 / 10 · ranked #2,321,291 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch (Netherlands)
- CDN: Sucuri Firewall
- Weight: 1.1 MB · 91 requests
- WordPress theme: vaarschool-albatros · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Vaarschool Albatros
- Industry: Education (declares
EducationalOrganization) - Profiles: TikTok, YouTube, Instagram, Facebook
From the homepage's own structured data (Sep 2026).
Infrastructure
- Email: yourfilter.nl
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- SSL: GoDaddy, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 14,166,820, 2 hosts
- Verified with: Brevo, Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.vaarschoolalbatros.nl | 24 |
| ftp.vaarschoolalbatros.nl | 6 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped core-js Mar 2026
- dropped Lodash Mar 2026
- dropped Moment.js Mar 2026
- dropped React Mar 2026
- detected Twitter Emoji (Twemoji) Jan 2026