What powers polytronic.ch?
Last seen Sep 2026 · 13 technologies across 9 categories
CDN
Cloudflare
since Sep 2024
CMS
Contao
since Sep 2024
JavaScript libraries
Miscellaneous
LottieFiles
since Sep 2024
PWA
since Sep 2024
Programming languages
PHP
since Mar 2020
Security
Cloudflare Bot Management
since Sep 2024
HSTS
since Sep 2024
Video players
Vimeo
since Sep 2024
Web servers
Webmail
Microsoft 365
since Jan 2023
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 51% phone
- 49% desktop
Switzerland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.99 / 10 · ranked #1,606,502 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 6.4 MB · 34 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on IWAY (212.25.25.11)
- DNS: dns1.de
- Email: no MX record returned, SPF names Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 16,810,942
- Verified with: Cisco Duo, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted