What powers 
flon.ch?
Last seen Aug 2026 · 6 technologies across 6 categories
JavaScript libraries
Miscellaneous
PWA
since Aug 2022
Programming languages
Python
since Jan 2019
Web frameworks
Django
since Feb 2022
Web servers
gunicorn
since Jan 2019
Webmail
Microsoft 365
since May 2026
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 71% phone
- 29% desktop
Switzerland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.94 / 10 · ranked #620,622 of all domains
43 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 4.5 MB · 26 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on EXOSCALE (185.19.28.247)
- DNS: itds.ch
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 8,886,348, 2 hosts
- Verified with: Amazon SES, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Microsoft 365 May 2026