What powers 
proffix.ch?
Last seen Sep 2026 · 20 technologies across 13 categories
Advertising
CDN
Cookie compliance
Development
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
PaaS
Programming languages
Security
Tag managers
Webmail
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
- 53% phone
- 47% desktop
Switzerland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #332,074 of all domains
38 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.9 s |
| INP | 75 ms |
| CLS | 0.1 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 2.4 MB · 110 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Proffix
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Hetzner (95.217.171.230)
- DNS: OVHcloud
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record, CAA
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 7,858,225, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Cloudflare May 2026
- dropped Cloudflare Bot Management May 2026
- dropped Demandbase May 2026
- dropped HubSpot May 2026
- dropped HubSpot Chat May 2026
- dropped Linkedin Insight Tag May 2026
- dropped Microsoft Clarity May 2026
- detected Google Tag Manager Apr 2026
- detected Turbopack Apr 2026
- dropped Google AdSense Mar 2026
- detected Demandbase Feb 2026
- detected HubSpot Chat Feb 2026
- dropped VWO Jan 2026
- dropped Google Analytics Dec 2025
- dropped HubSpot Analytics Dec 2025
- dropped HubSpot Chat Dec 2025
- detected Microsoft Clarity Dec 2025
- detected Linkedin Insight Tag Nov 2025