What powers w-h.ch?
Last seen Oct 2026 · 29 technologies across 16 categories
Analytics
CDN
CMS
Databases
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Miscellaneous
Page builders
Performance
Programming languages
Video players
Webmail
Widgets
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Switzerland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.65 / 10 · ranked #5,325,922 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 23.8 MB · 64 requests
- WordPress theme: weundha · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- W+H AG Ingenieure und Planer
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on CYON (149.126.4.135, IPv6)
- DNS: cyon.ch
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 16,691,611, 2 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| w-h.ch | 22 |
| www.w-h.ch | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Litespeed Cache Sep 2026
- detected Litespeed Cache Jul 2026
- dropped Litespeed Cache Jun 2026
- dropped Breadcrumb NavXT May 2026
- detected Google Font API Apr 2026
- detected React Apr 2026
- detected styled-components Apr 2026
- detected VideoJS Mar 2026
- dropped VideoJS Feb 2026