What powers 
zelenaskola.sk?
Last seen Oct 2026 · 37 technologies across 16 categories
Analytics
Google Analytics
since Jul 2019
Snowplow Analytics
since Nov 2022
CDN
cdnjs
since Apr 2026
Cloudflare
since Apr 2026
CMS
Databases
MySQL
since May 2021
Font scripts
Google Font API
since May 2021
Twitter Emoji (Twemoji)
since Jul 2021
JavaScript libraries
Miscellaneous
HTTP/3
since Jun 2024
Open Graph
since Oct 2022
PWA
since Aug 2022
RSS
since Dec 2022
Swiper Slider
since May 2021
Performance
Priority Hints
since Apr 2026
Photo galleries
Master Slider
since Feb 2023
Programming languages
Security
reCAPTCHA
since Jul 2019
Tag managers
Google Tag Manager
since Jul 2019
UI frameworks
Web frameworks
Nette Framework
since Apr 2026
Web servers
WordPress plugins
Essential Addons for Elementor
since Feb 2022
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 51% phone
- 49% desktop
Slovakia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.65 / 10 · ranked #787,710 of all domains
59 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.8 s |
| INP | 125 ms |
| CLS | 0.1 |
| TTFB | 3500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Slovak (Slovakia)
- Weight: 3.9 MB · 133 requests
- WordPress theme: essentials (child: essentials-child) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Websupport (37.9.175.132, IPv6)
- DNS: Websupport
- Email: zelenaskola.sk
- Email security: SPF (neutral), no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 4096, wildcard, expires Dec 2026
- Common Crawl link graph: rank 10,930,737, 2 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| zelenaskola.sk | 30 |
| www.zelenaskola.sk | 21 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped core-js Sep 2026
- dropped GSAP Sep 2026
- dropped jQuery UI Sep 2026
- dropped Lightbox Jul 2026
- dropped Babel May 2026
- dropped Facebook Pixel May 2026
- dropped Flickity May 2026
- dropped PixelYourSite May 2026
- dropped Polylang May 2026
- dropped Popper May 2026
- dropped Really Simple SSL & Security May 2026
- dropped Vimeo May 2026
- dropped YouTube May 2026
- detected cdnjs Apr 2026
- detected Cloudflare Apr 2026
- detected Complianz Apr 2026
- detected Lightbox Apr 2026
- detected Nette Framework Apr 2026
- detected Priority Hints Apr 2026
- detected Snowplow Analytics Apr 2026