What powers 
nrhs.com?
Last seen Aug 2026 · 33 technologies across 19 categories
Analytics
CDN
CMS
CRM
Databases
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Load balancers
Miscellaneous
PaaS
Performance
Programming languages
Security
UI frameworks
Web servers
Webmail
WordPress plugins
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 54% desktop
- 46% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.08 / 10 · ranked #515,834 of all domains
87 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- CDN: Sucuri Firewall
- Weight: 2.1 MB · 61 requests
- WordPress theme: picostrap5 (child: picostrap5-child-base) · all themes
- Structured data: JSON-LD, Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- National Railway Historical Society
- Founded: 1935
- Country: United States
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Sucuri (192.124.249.164)
- DNS: GoDaddy DNS
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: GoDaddy, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 758,180, 4 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| nrhs.com | 20 |
| secure.nrhs.com | 15 |
| www.nrhs.com | 9 |