What powers papilio.cz?
Last seen Aug 2026 · 13 technologies across 9 categories
Analytics
CDN
Font scripts
JavaScript libraries
Miscellaneous
Programming languages
Security
UI frameworks
Web frameworks
AI Crawlers
Does not block any of the 33 AI crawlers we track in its robots.txt. Checked Sep 2026.
Training crawlers
- ClaudeBot Allowed
- Google-CloudVertexBot Allowed
- Google-Extended Allowed
- GoogleOther Allowed
- GPTBot Allowed
Search and AI assistants
- Claude-SearchBot Allowed
- OAI-SearchBot Allowed
- PerplexityBot Allowed
User-request fetchers
- ChatGPT-User Allowed
- Claude-User Allowed
- Perplexity-User Allowed
The other 22 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not found
- ai.txt not found
Content Signals:
search=yes ai-train=yes ai-input=yes declared in robots.txt
- Sep 2026 chatgpt-user: Allowed (was Blocked)
- Sep 2026 youbot removed from robots.txt
- Sep 2026 claude-user added to robots.txt
- Sep 2026 claude-web removed from robots.txt
- Sep 2026 claude-searchbot: Allowed (was Blocked)
- Sep 2026 claudebot: Allowed (was Blocked)
AI Crawlers
No AI crawlers blocked
Standards: Content Signals
Audience
- 76% phone
- 24% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.26 / 10 · ranked #2,968,214 of all domains
10 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on Cloudflare (104.21.0.103)
- DNS: Cloudflare DNS
- Email: forpsi.com
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 3,502,516, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Cloudflare Browser Insights Nov 2025