What powers plcgroup.org?
Last seen Jul 2026 · 24 technologies across 15 categories
Advertising
Google AdSense
since Sep 2021
Analytics
Cloudflare Browser Insights
since Dec 2025
Authentication
Facebook Login
since Sep 2021
Google Sign-in
since Sep 2021
CDN
Cloudflare
since Jan 2025
CMS
Databases
MySQL
since Sep 2021
Font scripts
Font Awesome
since Sep 2021
Google Font API
since Sep 2021
JavaScript libraries
OWL Carousel
since Oct 2023
Miscellaneous
Performance
Priority Hints
since Oct 2023
Programming languages
PHP
since Sep 2021
Security
reCAPTCHA
since Aug 2022
Tag managers
Google Tag Manager
since Jan 2022
UI frameworks
Animate.css
since Oct 2023
WordPress plugins
WP-PageNavi
since Feb 2022
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
- Sep 2026 *: Restricted (was Allowed)
AI Crawlers
No AI crawlers blocked
Audience
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Core Web Vitals
| LCP | 0.4 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Vietnamese
- CDN: Cloudflare
- Weight: 1.4 MB · 54 requests
- WordPress theme: mh-magazine-lite · all themes
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.21.4.83, IPv6)
- DNS: Cloudflare DNS
- Email: no MX record returned
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Yoast SEO Jan 2026
- dropped Backbone.js Dec 2025
- dropped crypto-js Dec 2025
- dropped jQuery UI Dec 2025
- dropped jsDelivr Dec 2025
- dropped MediaElement.js Dec 2025
- dropped Select2 Dec 2025
- dropped ThimPress LearnPress Dec 2025
- dropped Underscore.js Dec 2025