What powers 
hbcdstudy.org?
Last seen Sep 2026 · 25 technologies across 15 categories
Analytics
Caching
CDN
CMS
Cookie compliance
Databases
JavaScript libraries
Miscellaneous
PaaS
Performance
Programming languages
Security
Tag managers
WordPress plugins
WordPress themes
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 80% desktop
- 20% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.54 / 10 · ranked #850,502 of all domains
46 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 3.3 MB · 72 requests
- WordPress theme: genesis (child: ucsd) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (141.193.213.10)
- DNS: ucsd.edu
- Email: no MX record returned
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 1,891,150, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped TinyMCE Feb 2026
- detected TinyMCE Dec 2025
- dropped wpBakery Dec 2025
- dropped Apache HTTP Server Nov 2025
- dropped Ubuntu Nov 2025