What powers 
k21.global?
Last seen Sep 2026 · 61 technologies across 25 categories
Analytics
Caching
CDN
CMS
Cookie compliance
Databases
Ecommerce
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Live chat
Marketing automation
Miscellaneous
PaaS
Performance
Programming languages
Security
Tag managers
UI frameworks
Video players
Web servers
WordPress plugins
WordPress themes
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 found
- llms-full.txt found
- ai.txt not found
Content Signals:
search=yes ai-train=yes ai-input=yes declared in robots.txt
- Sep 2026 Content Signals changed
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt, Content Signals
Audience
- 61% desktop
- 39% phone
Brazil
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.74 / 10 · ranked #741,589 of all domains
27 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 2700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Portuguese (Brazil)
- CDN: Amazon CloudFront
- Weight: 1.3 MB · 60 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Hostinger (195.200.2.150)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Amazon Trust Services, RSA 2048, expires Mar 2027
- Common Crawl link graph: rank 2,378,699, 11 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| pt.k21.global | 30 |
| empresas.k21.global | 28 |
| es.k21.global | 28 |
| ianapratica.k21.global | 25 |
| br.k21.global | 24 |
| ondemand.k21.global | 24 |
| aluno.k21.global | 12 |
| k21.global | 10 |
Full technology history →
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Recent changes
- detected Amazon CloudFront Sep 2026
- detected TanStack Start Aug 2026
- detected Mailgun Jul 2026
- detected Amazon S3 Jun 2026
- dropped Perfmatters Jun 2026
- dropped WP Rocket Jun 2026
- dropped Yoast SEO Jun 2026
- detected PWA May 2026
- dropped Choices Nov 2025
- dropped jsDelivr Nov 2025