What powers 
im-viadukt.ch?
Last seen Sep 2026 · 13 technologies across 10 categories
Analytics
Google Analytics
since Jan 2019
Microsoft 365
since Sep 2024
JavaScript frameworks
JavaScript libraries
Marketing automation
MailChimp
since Feb 2024
Miscellaneous
Open Graph
since Sep 2022
PaaS
Netlify
since Feb 2024
Programming languages
Security
HSTS
since Feb 2024
Web servers
Nginx
since Jan 2019
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 84% phone
- 16% desktop
Switzerland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.71 / 10 · ranked #309,167 of all domains
112 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 2300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- CDN: Netlify
- Weight: 13.3 MB · 79 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (75.2.60.5)
- DNS: ch-inter.net
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 2,570,249, 5 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| im-viadukt.ch | 9 |
| www.im-viadukt.ch | 6 |