What powers chang-si.com?
Last seen Oct 2026 · 23 technologies across 14 categories
Analytics
Google Analytics
since May 2023
Ecommerce
Cart Functionality
since May 2023
Issue trackers
Sentry
since May 2023
JavaScript frameworks
JavaScript libraries
Live chat
Facebook Chat Plugin
since May 2023
Miscellaneous
PaaS
Amazon Web Services
since May 2023
Programming languages
Python
since May 2023
Tag managers
Google Tag Manager
since May 2023
UI frameworks
Video players
YouTube
since May 2023
Web frameworks
Django
since May 2023
Web servers
Tengine
since May 2023
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Thailand
Where the site's Chrome visitors come from, largest estimated audience first.
Core Web Vitals
| LCP | 1.7 s |
| CLS | 0.05 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Thai
- CDN: Alibaba
- Weight: 5.1 MB · 135 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Alibaba Cloud (8.213.193.19)
- DNS: Amazon Route 53
- Email: aliyun.com
- Email security: SPF (hard fail), no DMARC record
- SSL: Alibaba Cloud Computing Ltd., RSA 2048, wildcard, expires Dec 2026
- Verified with: GlobalSign
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted