https://heldevia.ch/en/blog/ Field notes, playbooks and opinions from a Swiss AI consultancy — grounded in real projects, with the commands and links to verify every claim. en Wed, 22 Jul 2026 08:00:00 GMT https://heldevia.ch/en/blog/devis-renovation-ia/ https://heldevia.ch/en/blog/devis-renovation-ia/ Wed, 22 Jul 2026 08:00:00 GMT A Swiss renovation-quoting platform generates complete documents in minutes — AI even built its service catalogue. What takes months is making that catalogue true: validation by the domain expert. An honest account of a pilot phase. In the field https://heldevia.ch/en/blog/internet-nl-100/ https://heldevia.ch/en/blog/internet-nl-100/ Wed, 22 Jul 2026 08:00:00 GMT Our site scores 100% on the public internet.nl test: IPv6, modern TLS, RPKI and a strict CSP without unsafe-inline on a static site. Here is the real journey — outage included — and the commands to verify every claim. Our own forge https://heldevia.ch/en/blog/peche-ip-rpki/ https://heldevia.ch/en/blog/peche-ip-rpki/ Wed, 22 Jul 2026 08:00:00 GMT Our IPv4 address sat in one of the only two unsigned prefixes our cloud assigns to virtual machines in Zurich — and a ROA can only be signed by the hosting provider. Our solution: reserve addresses until one lands in a validated prefix. First cast, seven seconds of downtime. Our own forge