What powers 
sumas.ch?
Last seen Sep 2026 · 55 technologies across 27 categories
A/B Testing
Advertising
Analytics
CDN
CMS
Cookie compliance
CRM
Databases
Development
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
LMS
Miscellaneous
Operating systems
Page builders
Payment processors
Performance
Programming languages
Security
Tag managers
UI frameworks
Video players
Web servers
Webmail
WordPress plugins
AI Crawlers
Does not block any of the 33 AI crawlers we track in its robots.txt. Checked Oct 2026.
Training crawlers
- Applebot-Extended Allowed
- Bytespider Allowed
- CCBot Allowed
- ClaudeBot Allowed
- Google-Extended Allowed
- GPTBot Allowed
- meta-externalagent Allowed
Search and AI assistants
- Amazonbot Allowed
- Claude-SearchBot Allowed
- OAI-SearchBot Allowed
- PerplexityBot Allowed
User-request fetchers
- ChatGPT-User Allowed
- Claude-User Allowed
- Perplexity-User Allowed
The other 19 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt found
- llms-full.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt
Audience
- 48% phone
- 45% desktop
- 7% tablet
India
United States
Italy
Philippines
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.52 / 10 · ranked #399,457 of all domains
78 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 11.3 MB · 78 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Industry: Education (declares
CollegeOrUniversity)
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Cloudflare (104.21.1.49, IPv6)
- DNS: Cloudflare DNS
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 7,450,898, 4 hosts
- Verified with: Google, Microsoft 365, Zoho
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| apply.sumas.ch | 29 |
| sumas.ch | 21 |
| online-learning.sumas.ch | 16 |
| v2.sumas.ch | 15 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Bot Management Sep 2026
- dropped Flickity Aug 2026
- dropped Font Awesome Aug 2026
- dropped Yoast SEO Premium Aug 2026
- detected Cloudflare Jul 2026
- detected Cloudflare Browser Insights Jul 2026
- detected PWA Jul 2026
- detected Yoast SEO Premium Jun 2026