What powers jhdpcb.com?
Last seen Oct 2026 · 37 technologies across 18 categories
Analytics
CDN
CMS
Databases
Font scripts
JavaScript libraries
Live chat
Miscellaneous
Operating systems
Performance
Programming languages
Retargeting
Security
Tag managers
Web servers
Widgets
WordPress plugins
WordPress themes
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 68% desktop
- 32% phone
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.45 / 10 · ranked #2,592,486 of all domains
53 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.9 s |
| CLS | 0.05 |
| TTFB | 2300 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 2.5 MB · 174 requests
- WordPress theme: astra · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- jhdpcb
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Cloudflare (104.21.56.244, IPv6)
- DNS: Cloudflare DNS
- Email: netease.com
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 7,905,531, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.jhdpcb.com | 32 |
| jhdpcb.com | 31 |
Full technology history →
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Recent changes
- detected Cloudflare Sep 2026
- detected Cloudflare Browser Insights Sep 2026
- detected HTTP/3 Sep 2026
- detected Twitter Emoji (Twemoji) Dec 2025