What powers 
pretekaj.sk?
Last seen Oct 2026 · 15 technologies across 10 categories
Analytics
Authentication
CDN
Font scripts
JavaScript libraries
Miscellaneous
Programming languages
Tag managers
UI frameworks
AI Crawlers
Blocks 18 of 33 AI crawlers we track by name in its robots.txt. Checked Nov 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- Google-CloudVertexBot Blocked
- Google-Extended Blocked
- GoogleOther Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
- PetalBot Blocked
User-request fetchers
- ChatGPT-User Blocked
- Claude-User Blocked
- meta-externalfetcher Blocked
- MistralAI-User Blocked
- Perplexity-User Blocked
The other 15 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
Content Signals:
search=yes ai-train=no declared in robots.txt
- Oct 2026 bytespider added to robots.txt
- Oct 2026 ccbot added to robots.txt
- Oct 2026 chatgpt-user added to robots.txt
- Oct 2026 claudebot added to robots.txt
- Oct 2026 claude-web added to robots.txt
- Oct 2026 claude-user added to robots.txt
AI Crawlers
18 of 33 AI crawlers blocked
Standards: Content Signals
Audience
- 80% phone
- 18% desktop
- 2% tablet
Slovakia
Poland
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.90 / 10 · ranked #649,488 of all domains
62 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Slovak
- CDN: Cloudflare
- Weight: 3.9 MB · 63 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.26.14.156, IPv6)
- DNS: Cloudflare DNS
- Email: Websupport
- Email security: SPF (soft fail), no DMARC record, DNSSEC signed
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Jan 2027
- Common Crawl link graph: rank 2,526,497, 6 hosts
- Verified with: Firebase, Google
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped Cookie Script Dec 2025