What powers rt89.org?
Last seen Sep 2026 · 15 technologies across 11 categories
CDN
Cloudflare
since Jun 2026
ImageKit
since Sep 2026
CMS
Databases
MySQL
since Jun 2026
Font scripts
Google Font API
since Jun 2026
JavaScript frameworks
AMP
since Jun 2026
Miscellaneous
Page builders
Performance
Priority Hints
since Sep 2026
Programming languages
PHP
since Jun 2026
WordPress plugins
AMP for WordPress
since Jun 2026
Yoast SEO
since Jun 2026
WordPress themes
Astra
since Jun 2026
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 checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 100% phone
Indonesia
Where the site's Chrome visitors come from, largest estimated audience first.
Core Web Vitals
| LCP | 3.8 s |
| INP | 200 ms |
| CLS | 0 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Indonesian
- CDN: Cloudflare
- Weight: 2.0 MB · 183 requests
- Structured data: JSON-LD, Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Cloudflare (104.21.29.243, IPv6)
- DNS: Cloudflare DNS
- Email: no MX record returned
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected ImageKit Sep 2026
- detected Priority Hints Sep 2026