What powers drsimpson.com?
Last seen Jun 2026 · 40 technologies across 21 categories
Analytics
Appointment scheduling
Calendly
since Oct 2022
Blogs
Substack
since Sep 2025
CDN
Cloudflare
since Sep 2025
CMS
WordPress
since Jun 2021
Databases
MySQL
since Jun 2021
Font scripts
Font Awesome
since Jun 2021
Google Font API
since Jun 2021
Hosting
Issue trackers
JavaScript frameworks
React
since Feb 2026
JavaScript libraries
Preact
since Sep 2025
Miscellaneous
Performance
Priority Hints
since May 2024
Programming languages
Security
Cloudflare Bot Management
since Sep 2025
HSTS
since Sep 2025
UI frameworks
Radix UI
since Feb 2026
Web frameworks
Express
since Sep 2025
Web servers
Apache HTTP Server
since Jun 2021
Webmail
Microsoft 365
since Jan 2026
WordPress plugins
Elementor Header & Footer Builder
since Oct 2022
Formidable Form
since Oct 2022
WordPress themes
Audience
- 53% phone
- 47% desktop
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.59 / 10 · ranked #5,723,886 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 3.9 MB · 245 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| drsimpson.com | 23 |
| www.drsimpson.com | 19 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Headless UI Feb 2026
- detected Radix UI Feb 2026
- detected React Feb 2026
- detected React Router Feb 2026