What powers gtmc.com.tw?
Last seen Jul 2026 · 22 technologies across 12 categories
Analytics
Google Analytics
since May 2019
CDN
Cloudflare
since May 2019
jsDelivr
since May 2024
CMS
Odoo
since Jul 2025
Databases
PostgreSQL
since Jul 2025
Font scripts
Google Font API
since May 2024
JavaScript libraries
Miscellaneous
HTTP/3
since May 2025
Less
since Jul 2025
Open Graph
since Sep 2022
Popper
since May 2024
PWA
since May 2024
Programming languages
Python
since Jul 2025
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jul 2020
UI frameworks
Web servers
Apache HTTP Server
since Feb 2024
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 85% desktop
- 15% phone
Taiwan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.90 / 10 · ranked #256,753 of all domains
70 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Chinese (Taiwan)
- Weight: 0.7 MB · 56 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Subdomains
| Host | Techs |
|---|---|
| portal.gtmc.com.tw | 17 |
| www.gtmc.com.tw | 9 |
Full technology history →
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