What powers vhcdc.org?
Last seen Aug 2026 · 7 technologies across 7 categories
Analytics
Font scripts
Hosting
Hosting panels
Miscellaneous
Security
Web servers
AI Crawlers
Blocks 16 of 33 AI crawlers we track by name in its robots.txt. Checked Aug 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- FacebookBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
Search and AI assistants
- Amazonbot Blocked
- Applebot Blocked
- DuckAssistBot Blocked
- PerplexityBot Blocked
- PetalBot Blocked
- YouBot Blocked
User-request fetchers
- ChatGPT-User 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
AI Crawlers
16 of 33 AI crawlers blocked
Audience
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.69 / 10 · ranked #19,668,924 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 11.2 MB · 26 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Aug 2026.
Full technology history →
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Recent changes
- dropped core-js Aug 2026
- dropped Cufon Aug 2026
- dropped Facebook Pixel Aug 2026
- dropped Flowplayer Aug 2026
- detected Google Font API Aug 2026
- dropped jQuery Aug 2026
- dropped PHP Aug 2026
- detected Open Graph Jul 2026