What powers jsf.com.tw?
Last seen Oct 2026 · 30 technologies across 14 categories
Analytics
Facebook Pixel
since Apr 2023
Google Analytics
since Aug 2019
Authentication
Facebook Login
since Apr 2023
Ecommerce
Cart Functionality
since Apr 2023
Font scripts
Google Font API
since Aug 2019
Ionicons
since Jan 2019
JavaScript frameworks
Redux
since Apr 2023
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Operating systems
Windows Server
since Dec 2020
Programming languages
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Aug 2019
Web frameworks
CodeIgniter
since Sep 2021
Web servers
Apache HTTP Server
since Aug 2019
Express
since Apr 2023
Nginx
since Apr 2023
OpenResty
since Apr 2023
Webmail
Microsoft 365
since Aug 2022
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
- 68% phone
- 32% desktop
Taiwan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.97 / 10 · ranked #3,666,048 of all domains
15 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Chinese
- Weight: 26.3 MB · 75 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on YUANJHEN-AS-TW Yuan-Jhen Info., Co., Ltd (43.254.17.7)
- DNS: hinet.net
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 11,726,843, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| shop.jsf.com.tw | 17 |
| www.jsf.com.tw | 13 |
| jsfmb.jsf.com.tw | 4 |