What powers 
sihf.org?
Last seen Sep 2026 · 17 technologies across 10 categories
Accessibility
Advertising
Analytics
CDN
Font scripts
JavaScript libraries
Programming languages
Tag managers
UI frameworks
Web servers
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 checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 74% phone
- 26% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.43 / 10 · ranked #970,220 of all domains
45 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 1.6 MB · 53 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Industry: Healthcare (declares
Hospital)
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Amazon Web Services (52.200.198.72)
- DNS: DNS Made Easy
- Email: Cisco Secure Email
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 7,010,394, 4 hosts
- Verified with: Cisco, Cisco Duo, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sihf.org | 16 |
| www.sihf.org | 13 |
Full technology history →
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Recent changes
- dropped AccessiBe May 2026