What powers 21stcenturyprogramming.com?
Last seen Jun 2026 · 23 technologies across 14 categories
Analytics
Google Analytics
since Aug 2023
CMS
WordPress
since May 2023
Databases
MySQL
since May 2023
Font scripts
Twitter Emoji (Twemoji)
since Dec 2025
JavaScript libraries
Swiper
since May 2023
Miscellaneous
Open Graph
since May 2023
RSS
since May 2023
Performance
Priority Hints
since Jun 2024
Programming languages
PHP
since May 2023
Surveys
Typeform
since May 2023
Tag managers
Google Tag Manager
since May 2023
Web servers
Nginx
since May 2023
Webmail
Microsoft 365
since Mar 2024
WordPress plugins
Essential Addons for Elementor
since May 2023
WordPress themes
Audience
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.48 / 10 · ranked #25,856,206 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- CDN: Google
- Weight: 2.6 MB · 103 requests
- WordPress theme: astra (child: astra-child) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Twitter Emoji (Twemoji) Dec 2025