What powers 
sib.ch?
Last seen Aug 2026 · 30 technologies across 17 categories
Advertising
Analytics
CDN
Cookie compliance
Font scripts
Issue trackers
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
Operating systems
Programming languages
Security
Tag managers
Web frameworks
Web servers
Webmail
AI Crawlers
Restricts 16 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- Applebot-Extended Restricted
- Bytespider Restricted
- CCBot Restricted
- ClaudeBot Restricted
- Google-Extended Restricted
- GoogleOther Restricted
- GPTBot Restricted
- meta-externalagent Restricted
Search and AI assistants
- Applebot Restricted
- Claude-SearchBot Restricted
- OAI-SearchBot Restricted
- PerplexityBot Restricted
User-request fetchers
- ChatGPT-User Restricted
- Claude-User Restricted
- meta-externalfetcher Restricted
- Perplexity-User Restricted
The other 17 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
16 of 33 AI crawlers restricted
Audience
- 100% desktop
Switzerland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.93 / 10 · ranked #628,690 of all domains
44 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 25 ms |
| CLS | 0.3 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 36.5 MB · 47 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Industry: Education (declares
Course)
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on ASPECTRA Zurich, Switzerland (128.127.54.6)
- DNS: fhhwz.ch
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 2,126,265, 9 hosts
- Verified with: Adobe, Brevo, Google, Meta Business, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.sib.ch | 22 |
| studyhub.sib.ch | 10 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Crazy Egg Aug 2026
- detected Microsoft Advertising Aug 2026
- detected Contentsquare Jul 2026
- detected Sentry Apr 2026