What powers rasa.ch?
Last seen Sep 2026 · 5 technologies across 4 categories
JavaScript libraries
Miscellaneous
Programming languages
Web servers
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 Oct 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 100% phone
Switzerland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.19 / 10 · ranked #1,286,300 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 18.3 MB · 78 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Radio RaSA
- Founded: 1999
- Country: Switzerland
From Wikidata (CC0).
Infrastructure
- Hosted on ASN-METANET Routingpeering issues: noc@metanet.ch (80.74.153.100)
- DNS: ch-meta.net
- Email: rasa.ch
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 14,992,703, 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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