What powers curtains.jp?
Last seen Jun 2026 · 44 technologies across 25 categories
A/B Testing
Google Optimize
since Dec 2021
Advertising
Analytics
Google Analytics
since Aug 2018
Matomo Analytics
since Feb 2025
Microsoft Clarity
since Dec 2021
Mouse Flow
since Oct 2018
Pinterest Conversion Tag
since May 2024
Snowplow Analytics
since Dec 2021
CDN
cdnjs
since Oct 2025
Cloudflare
since Dec 2021
Google Hosted Libraries
since Feb 2022
jsDelivr
since Jan 2022
CMS
Databases
MySQL
since Aug 2018
Ecommerce
Cart Functionality
since Jan 2021
Font scripts
Font Awesome
since Jan 2021
Google Font API
since May 2019
JavaScript frameworks
React
since Jan 2025
JavaScript libraries
Live chat
Channel.io
since Jan 2025
Load balancers
Amazon ALB
since Dec 2021
Miscellaneous
Open Graph
since Sep 2022
Twitter Emoji (Twemoji)
since Aug 2018
Mobile Frameworks
PaaS
Amazon Web Services
since Dec 2021
Programming languages
RUM
New Relic
since Oct 2025
Security
HSTS
since Oct 2025
Segmentation
Adobe Audience Manager
since Aug 2022
SEO
Tag managers
Google Tag Manager
since Aug 2018
Video players
Web server extensions
Web servers
Nginx
since Oct 2025
Widgets
Facebook
since Aug 2018
Audience
- 90% phone
- 8% desktop
- 2% tablet
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.08 / 10 · ranked #515,511 of all domains
18 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 350 ms |
| CLS | 0.05 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 8.4 MB · 288 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.curtains.jp | 26 |
| curtains.jp | 25 |
| knowhow.curtains.jp | 10 |
Full technology history →
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