What powers 
versantweb.ch?
Last seen Sep 2026 · 23 technologies across 10 categories
Analytics
CDN
Cookie compliance
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
Security
Tag managers
Webmail
AI Crawlers
Restricts 25 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- AI2Bot Restricted
- Applebot-Extended Restricted
- Bytespider Restricted
- CCBot Restricted
- ClaudeBot Restricted
- cohere-training-data-crawler Restricted
- Diffbot Restricted
- FacebookBot Restricted
- Google-Extended Restricted
- GoogleOther Restricted
- GPTBot Restricted
- ImagesiftBot Restricted
- meta-externalagent Restricted
- PanguBot Restricted
- Webzio-Extended Restricted
Search and AI assistants
- Amazonbot Restricted
- Claude-SearchBot Restricted
- DuckAssistBot Restricted
- OAI-SearchBot Restricted
- PerplexityBot Restricted
- YouBot Restricted
User-request fetchers
- ChatGPT-User Restricted
- Claude-User Restricted
- MistralAI-User Restricted
- Perplexity-User Restricted
The other 8 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 chatgpt-user added to robots.txt
- Sep 2026 claude-searchbot added to robots.txt
- Sep 2026 bytespider added to robots.txt
- Sep 2026 claude-web added to robots.txt
- Sep 2026 claude-user added to robots.txt
- Sep 2026 cohere-training-data-crawler added to robots.txt
AI Crawlers
25 of 33 AI crawlers restricted
Audience
Switzerland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.41 / 10 · ranked #991,150 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: French
- CDN: Cloudflare
- Weight: 11.1 MB · 147 requests
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.21.70.33, IPv6)
- DNS: Cloudflare DNS
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 11,174,118, 5 hosts
- Verified with: Brevo, Google, Meta Business, Pinterest
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Turnstile Sep 2026
- dropped Amazon S3 Aug 2026
- dropped Amazon Web Services Aug 2026
- detected Amazon S3 Jun 2026
- detected Amazon Web Services Jun 2026
- dropped Laravel Jun 2026
- detected Mouse Flow Jun 2026
- dropped Apache HTTP Server May 2026
- dropped Infomaniak May 2026