What powers 21stcmri.com?
Last seen Oct 2026 · 20 technologies across 11 categories
Analytics
Google Analytics
since Mar 2023
CDN
Mailgun
since Aug 2026
Font scripts
Google Font API
since Feb 2020
JavaScript libraries
Live chat
Tawk.to
since Dec 2025
Operating systems
Ubuntu
since Oct 2026
Programming languages
PHP
since Sep 2021
Tag managers
Google Tag Manager
since Mar 2023
UI frameworks
Web servers
Apache HTTP Server
since Feb 2020
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 found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 77% phone
- 23% desktop
Philippines
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.40 / 10 · ranked #36,071,647 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.9 s |
| INP | 125 ms |
| CLS | 0.05 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 2.8 MB · 31 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on GLOBE-TELECOM-AS Globe Telecoms (180.190.25.223)
- DNS: site5.com
- Email: accountservergroup.com
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 18,412,663, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| 21stcmri.com | 15 |
| www.21stcmri.com | 7 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Nginx Oct 2026
- detected Ubuntu Oct 2026
- dropped IIS Aug 2026
- dropped jsDelivr Aug 2026
- detected Mailgun Aug 2026
- dropped Microsoft ASP.NET Aug 2026
- dropped Modernizr Aug 2026
- dropped reCAPTCHA Aug 2026
- dropped Windows Server Aug 2026
- detected Tailwind CSS Jul 2026
- detected reCAPTCHA Mar 2026
- dropped Laravel Jan 2026
- detected IIS Dec 2025
- detected jsDelivr Dec 2025
- detected Microsoft ASP.NET Dec 2025
- detected Modernizr Dec 2025
- detected Tawk.to Dec 2025
- detected Windows Server Dec 2025