What powers sisma.cz?
Last seen Sep 2026 · 28 technologies across 18 categories
Advertising
Microsoft Advertising
since Jun 2026
Analytics
CMS
Antee IPO
since Jun 2024
Font scripts
Google Font API
since Jun 2024
Issue trackers
Sentry
since Jun 2026
JavaScript frameworks
JavaScript graphics
Chart.js
since Jun 2024
JavaScript libraries
Select2
since Jun 2024
Load balancers
Amazon ELB
since Jun 2026
Miscellaneous
Open Graph
since Sep 2026
RSS
since Jun 2024
PaaS
Amazon Web Services
since Jun 2026
Performance
Priority Hints
since Sep 2026
Programming languages
Security
Tag managers
Google Tag Manager
since Jun 2026
UI frameworks
Tailwind CSS
since Jun 2026
Web frameworks
Nette Framework
since Jun 2024
Web servers
Apache HTTP Server
since Jun 2024
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Open Page Rank
1.65 / 10 · ranked #5,329,226 of all domains
6 referring domains · OpenPageRank
Page
- Language: Czech
- Weight: 9.6 MB · 238 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Šišma
- Country: Czech Republic
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Amazon Web Services (63.178.213.58)
- DNS: Amazon Route 53
- Email: antee.cz
- Email security: SPF (soft fail), no DMARC record
- SSL: Amazon Trust Services, RSA 2048, wildcard, expires Jan 2027
- Common Crawl link graph: rank 25,351,062, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.sisma.cz | 15 |
| sisma.cz | 13 |