What powers 
siontourisme.ch?
Last seen Sep 2026 · 10 technologies across 10 categories
Analytics
CMS
Hosting
Miscellaneous
Programming languages
Security
UI frameworks
Video players
Web servers
Webmail
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 found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| sitten switzerland | #4 | 160 |
| sion | #35 | 31 |
| sion valais switzerland | #10 | 27 |
| sion switzerland | #12 | 18 |
| castle sion | #2 | 15 |
| castle sion | #2 | 15 |
| sion castle | #2 | 15 |
| chateau de tourbillon | #4 | 14 |
| basilique de valre | #2 | 11 |
| valais capital | #3 | 9 |
| tourbillon castle | #3 | 7 |
| valre basilica | #2 | 6 |
| sion suisse | #20 | 6 |
| sion city | #20 | 6 |
| sion valais switzerland | #80 | 5 |
| sion switzerland | #52 | 5 |
| castles in switzerland | #33 | 3 |
| castle sion | #6 | 3 |
| castle sion | #6 | 3 |
| tourbillon castle | #5 | 3 |
| valais switzerland | #50 | 3 |
| valais switzerland | #46 | 3 |
| valere | #36 | 2 |
| map of sion switzerland | #7 | 2 |
| switzerland castles | #35 | 1 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 83% phone
- 12% desktop
- 4% tablet
Switzerland
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.29 / 10 · ranked #210,385 of all domains
107 referring domains · OpenPageRank
Search traffic
380 est. monthly organic visits (US)
101 keywords in Google's top 30
Core Web Vitals
| LCP | 1.7 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United Kingdom)
- Weight: 17.0 MB · 33 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Sion Tourisme - Le site officiel
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Infomaniak (185.74.69.17, IPv6)
- DNS: infomaniak.com
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 6,994,601, 2 hosts
- Verified with: Brevo, Google, Microsoft 365
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
- dropped Awesomplete Apr 2026
- dropped jQuery Mar 2026
- dropped Smartsupp Mar 2026
- detected Awesomplete Feb 2026