What powers acaleph.nl?
Last seen Sep 2026 · 21 technologies across 12 categories
Analytics
CDN
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
Tag managers
UI frameworks
Webmail
AI Crawlers
Blocks 8 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
The other 25 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not found
- ai.txt not found
Content Signals:
search=yes ai-train=no declared in robots.txt
- Sep 2026 bytespider added to robots.txt
- Sep 2026 *: Allowed (was Restricted)
- Sep 2026 amazonbot added to robots.txt
- Sep 2026 applebot-extended added to robots.txt
- Sep 2026 meta-externalagent added to robots.txt
- Sep 2026 ccbot added to robots.txt
AI Crawlers
8 of 33 AI crawlers blocked
Standards: Content Signals
Audience
- 61% phone
- 39% desktop
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.80 / 10 · ranked #1,986,058 of all domains
16 referring domains · OpenPageRank
Search traffic
0 est. monthly organic visits (US)
25 keywords in Google's top 30
Core Web Vitals
| LCP | 1.4 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 18.2 MB · 101 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.21.72.151)
- Email: no MX record returned, SPF names Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 17,526,320
- Verified with: Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.acaleph.nl | 16 |
| planning.acaleph.nl | 7 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Bot Management Apr 2026
- dropped Bootstrap Icons Feb 2026
- dropped cdnjs Feb 2026
- dropped FancyBox Feb 2026
- dropped Google Font API Feb 2026
- dropped Google Hosted Libraries Feb 2026
- dropped jsDelivr Feb 2026
- dropped Lodash Feb 2026
- detected Cloudflare Browser Insights Jan 2026
- detected DigitalOcean Spaces Jan 2026
- detected Google Tag Manager Jan 2026
- detected GSAP Jan 2026
- detected HTTP/3 Jan 2026
- detected Node.js Jan 2026
- detected Nuxt.js Jan 2026
- detected Priority Hints Jan 2026
- detected Vue.js Jan 2026