What powers 
penize.cz?
Last seen Aug 2026 · 56 technologies across 21 categories
A/B Testing
Advertising
Analytics
CDN
Cookie compliance
Font Scripts
JavaScript Frameworks
JavaScript graphics
JavaScript libraries
Miscellaneous
Operating systems
Performance
Personalisation
Security
Segmentation
Tag Managers
UI frameworks
Web Frameworks
Web Servers
Webmail
Widgets
AI Crawlers
Blocks all crawlers by default in robots.txt (User-agent: *). Checked Sep 2026.
Training crawlers
- AI2Bot Restricted
- ClaudeBot Restricted
- FacebookBot Restricted
- Google-CloudVertexBot Restricted
- Google-Extended Restricted
- GoogleOther Restricted
- GPTBot Restricted
- meta-externalagent Restricted
Search and AI assistants
- Amazonbot Restricted
- Applebot Restricted
- Claude-SearchBot Restricted
- DuckAssistBot Restricted
- OAI-SearchBot Restricted
- PerplexityBot Restricted
User-request fetchers
- ChatGPT-User Restricted
- Claude-User Restricted
- meta-externalfetcher Restricted
- MistralAI-User Restricted
- Perplexity-User Restricted
The other 14 AI crawlers we track are not mentioned and are blocked by the catch-all rule (User-agent: *).
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 claude-searchbot added to robots.txt
- Sep 2026 duckassistbot added to robots.txt
- Sep 2026 claudebot added to robots.txt
- Sep 2026 claude-user added to robots.txt
- Sep 2026 facebookbot added to robots.txt
- Sep 2026 *: Blocked (was Restricted)
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| kalkulaka | #5 | 34 |
| ist mzda | #1 | 27 |
| usd to czech koruna | #95 | 25 |
| cista mzda | #1 | 20 |
| wolt | #63 | 14 |
| vpoet ist mzdy | #2 | 11 |
| amundi sa | #70 | 11 |
| penze cz | #1 | 9 |
| pevod mny | #2 | 8 |
| dow jones utility average index | #45 | 8 |
| raiffeisen bank cz | #4 | 7 |
| pred | #94 | 7 |
| prevodnik men | #2 | 6 |
| jarn przdniny 2025 | #2 | 6 |
| vpoet ist mzdy 2025 | #2 | 5 |
| modulo 11 | #66 | 5 |
| akcie | #5 | 4 |
| prevod | #77 | 4 |
| jako | #80 | 4 |
| ex post | #100 | 4 |
| caravaning | #92 | 3 |
| caravaning | #92 | 3 |
| ckpool | #79 | 3 |
| oneplay | #97 | 3 |
| oneplay | #75 | 3 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
AI Crawlers
All crawlers blocked
Audience
- 84% phone
- 13% desktop
- 3% tablet
Czechia
Germany
United Kingdom
Austria
Switzerland
Slovakia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
7.43 / 10 · ranked #22,131 of all domains
910 referring domains · OpenPageRank
Search traffic
320 est. monthly organic visits (US)
526 keywords in Google's top 30
Core Web Vitals
| LCP | 1.1 s |
| INP | 175 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 2.9 MB · 223 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Registered Nov 1997 (28 years), renews Oct 2026
- Hosted on Cloudflare (104.26.6.46, IPv6)
- DNS: Cloudflare DNS
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 45,185, 25 hosts
- Verified with: Atlassian, Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| vin.penize.cz | 26 |
| www.penize.cz | 26 |
| nabidka-prace.penize.cz | 24 |
| financni-subjekty.penize.cz | 23 |
| finmag.penize.cz | 22 |
| rejstrik-socialnich-sluzeb.penize.cz | 22 |
| regiony.penize.cz | 21 |
| urady.penize.cz | 21 |
| registrdotaci.penize.cz | 19 |
| rejstrik.penize.cz | 19 |
| spz.penize.cz | 19 |
| usetri.penize.cz | 19 |
| developerske-projekty.penize.cz | 18 |
| zakony.penize.cz | 17 |
| reality.penize.cz | 16 |
| m.penize.cz | 14 |
| usetri-online.penize.cz | 14 |
| miliardyvpohybu.penize.cz | 13 |
| smenarna.penize.cz | 11 |
| investicni-kompas.penize.cz | 10 |
| nauctese.penize.cz | 10 |
| widget.penize.cz | 5 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Browser Insights Mar 2026
- detected Marfeel Feb 2026
- dropped Preact Nov 2025
- detected Cxense Oct 2025
- detected Piano Oct 2025