What powers buildsynergy.cz?
Last seen Oct 2026 · 15 technologies across 10 categories
Advertising
CDN
Font scripts
JavaScript libraries
Miscellaneous
Payment processors
Performance
Programming languages
Security
Web frameworks
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 bytespider removed from robots.txt
- Sep 2026 amazonbot removed from robots.txt
- Sep 2026 applebot-extended removed from robots.txt
- Sep 2026 meta-externalagent removed from robots.txt
- Sep 2026 ccbot removed from robots.txt
- Sep 2026 claudebot removed from robots.txt
AI Crawlers
No AI crawlers blocked
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.52 / 10 · ranked #6,336,609 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- CDN: Cloudflare
- Weight: 1.8 MB · 67 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.21.22.183, IPv6)
- DNS: Cloudflare DNS
- Email: Seznam Email
- Email security: SPF (soft fail), DMARC quarantine, DNSSEC signed
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 27,180,839
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Nginx Oct 2026
- dropped OpenResty Oct 2026
- dropped Bootstrap Sep 2026
- dropped Contact Form 7 Sep 2026
- dropped Font Awesome Sep 2026
- dropped Google Maps Sep 2026
- dropped GSAP Sep 2026
- dropped Isotope Sep 2026
- dropped MySQL Sep 2026
- dropped OWL Carousel Sep 2026
- dropped Slider Revolution Sep 2026
- dropped Twitter Emoji (Twemoji) Sep 2026
- dropped WordPress Sep 2026
- dropped wpBakery Sep 2026