What powers 
varicad.com?
Last seen Aug 2026 · 9 technologies across 5 categories
CDN
JavaScript libraries
Live chat
Operating systems
Web servers
AI Crawlers
Blocks 13 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 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
The other 20 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=no declared in robots.txt
- Sep 2026 claude-web added to robots.txt
- Sep 2026 petalbot added to robots.txt
- Sep 2026 googleother added to robots.txt
- Sep 2026 diffbot added to robots.txt
- Sep 2026 cohere-ai added to robots.txt
- Sep 2026 google-cloudvertexbot added to robots.txt
AI Crawlers
13 of 33 AI crawlers blocked
Standards: Content Signals
Open Page Rank
4.07 / 10 · ranked #521,951 of all domains
104 referring domains · OpenPageRank
Page
- Language: Czech
- CDN: Cloudflare
- Weight: 3.5 MB · 68 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (104.26.6.244, IPv6)
- DNS: Cloudflare DNS
- Email: varicad.com
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 472,977, 4 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
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Recent changes
- dropped PHP Apr 2026