What powers certifast.co?
Last seen Aug 2026 · 7 technologies across 7 categories
Analytics
Google Analytics
since May 2022
Font scripts
Google Font API
since May 2026
JavaScript frameworks
TanStack Start
since Aug 2026
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PaaS
Vercel
since May 2022
UI frameworks
Tailwind CSS
since Jan 2024
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 57% desktop
- 43% phone
Indonesia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.31 / 10 · ranked #8,567,029 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Indonesian
- Weight: 12.7 MB · 78 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected TanStack Start Aug 2026
- dropped Google AdSense Jun 2026
- dropped Next.js Jun 2026
- dropped Next.js App Router Jun 2026
- dropped Node.js Jun 2026
- dropped Priority Hints Jun 2026
- dropped Radix UI Jun 2026
- dropped React Jun 2026
- dropped reCAPTCHA Jun 2026
- dropped Webpack Jun 2026
- detected Google Font API May 2026
- dropped Facebook Pixel Feb 2026