What powers 
slkk.ch?
Last seen Aug 2026 · 30 technologies across 15 categories
Advertising
Analytics
CDN
Cookie compliance
Font scripts
Issue trackers
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
Security
Tag managers
UI frameworks
Web frameworks
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 51% phone
- 49% desktop
Switzerland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.52 / 10 · ranked #873,863 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German (Switzerland)
- Weight: 8.5 MB · 37 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- SLKK Krankenkasse & Versicherungen
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on EXOSCALE (159.100.246.236)
- DNS: first365.net
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 7,320,475, 6 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| slkk.ch | 15 |
| dev1.slkk.ch | 11 |
| app.slkk.ch | 7 |
Full technology history →
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Recent changes
- dropped Nginx Jul 2026
- detected Nginx Mar 2026
- dropped Cloudflare Bot Management Nov 2025
- dropped Google Maps Nov 2025
- dropped jsDelivr Nov 2025
- dropped lit-element Nov 2025
- dropped lit-html Nov 2025
- dropped Nginx Nov 2025
- detected Cookiebot Oct 2025
- detected Django Oct 2025
- detected Keen-Slider Oct 2025
- detected LazySizes Oct 2025
- detected Microsoft Advertising Oct 2025
- detected PWA Oct 2025
- detected Python Oct 2025
- detected Tailwind CSS Oct 2025