What powers 
capitolhistory.org?
Last seen Sep 2026 · 44 technologies across 20 categories
Analytics
CDN
CMS
Databases
Ecommerce
JavaScript frameworks
JavaScript libraries
Load balancers
Marketing automation
Miscellaneous
PaaS
Page builders
Payment processors
Performance
Programming languages
Security
Video players
Widgets
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
- Oct 2026 llms.txt removed
- Oct 2026 llms-full.txt removed
- Oct 2026 *: Allowed (was Restricted)
- Sep 2026 *: Restricted (was Allowed)
- Sep 2026 *: Allowed (was Restricted)
- Sep 2026 *: Restricted (was Allowed)
AI Crawlers
No AI crawlers blocked
Audience
- 84% desktop
- 16% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.00 / 10 · ranked #566,973 of all domains
67 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 29.7 MB · 176 requests
- WordPress theme: hello-elementor (child: hello-uschs) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- The U.S. Capitol Historical Society
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (141.193.213.10)
- DNS: Network Solutions
- Email: no MX record returned
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 680,100, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| capitolhistory.org | 31 |
| shop.capitolhistory.org | 20 |
Full technology history →
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Recent changes
- detected MonsterInsights Mar 2026
- dropped Vue.js Jan 2026
- detected Vue.js Nov 2025