What powers 
pemphigus.org?
Last seen Sep 2026 · 52 technologies across 23 categories
Accessibility
Analytics
CDN
CMS
Databases
Ecommerce
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
PaaS
Performance
Programming languages
Security
SEO
Tag managers
UI frameworks
Web servers
Webmail
Widgets
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 Oct 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 62% phone
- 38% desktop
India
United Kingdom
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.72 / 10 · ranked #297,441 of all domains
110 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 50 ms |
| CLS | 0.15 |
| TTFB | 1600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 4.0 MB · 131 requests
- WordPress theme: elevation_theme · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- International Pemphigus & Pemphigoid Foundation
- Country: United States
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Registered Oct 1997 (29 years) via GoDaddy.com, LLC, renews Oct 2026
- Hosted on Automattic (WordPress.com) (199.16.172.244)
- DNS: GoDaddy DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 730,868, 5 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| fundraise.pemphigus.org | 37 |
| www.pemphigus.org | 34 |
| es.pemphigus.org | 20 |
| hi.pemphigus.org | 20 |
| fa.pemphigus.org | 19 |
| pt.pemphigus.org | 19 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped HTTP/3 Jul 2026
- detected Priority Hints Jul 2026
- detected Preact Jun 2026
- dropped Really Simple SSL & Security Jun 2026
- detected DataTables May 2026