What powers levne-ceske-matrace.cz?
Last seen Sep 2026 · 19 technologies across 14 categories
Advertising
Analytics
CDN
Cookie compliance
Databases
Ecommerce
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
Security
Tag managers
Web servers
AI Crawlers
Blocks 16 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- AI2Bot Blocked
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- FacebookBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
- ImagesiftBot Blocked
- meta-externalagent Blocked
- Webzio-Extended Blocked
Search and AI assistants
- Amazonbot Blocked
- PerplexityBot Blocked
- PetalBot Blocked
The other 17 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 ai2bot added to robots.txt
- Sep 2026 diffbot added to robots.txt
- Sep 2026 cohere-ai added to robots.txt
- Sep 2026 facebookbot added to robots.txt
- Sep 2026 applebot-extended added to robots.txt
- Sep 2026 claudebot added to robots.txt
AI Crawlers
16 of 33 AI crawlers blocked
Audience
- 55% phone
- 45% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.51 / 10 · ranked #2,479,906 of all domains
13 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 2.1 MB · 113 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Levné české matrace
- Profiles: Facebook
From the homepage's own structured data (Oct 2026).
Infrastructure
- Email: no MX record returned
- Email security: DNSSEC signed
- SSL: Sectigo, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 14,908,607, 2 hosts
DNS records as swept Oct 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Google Tag Manager May 2026
- detected Microsoft Clarity Feb 2026