What powers gutenberg.co.jp?
Last seen Jun 2026 · 24 technologies across 16 categories
Analytics
Google Analytics
since Dec 2021
CDN
Cloudflare
since Dec 2021
Google Cloud CDN
since Jul 2024
Databases
Firebase
since Jul 2024
Documentation
Mailgun
since Aug 2022
Font scripts
Google Font API
since Nov 2022
IaaS
Google Cloud
since Jul 2024
JavaScript frameworks
JavaScript libraries
Marketing automation
HubSpot
since Nov 2025
Miscellaneous
HTTP/3
since Sep 2022
Open Graph
since Sep 2022
Prism
since Jun 2024
PWA
since Apr 2023
Webpack
since Dec 2021
Page builders
STUDIO
since Jul 2024
Programming languages
Node.js
since Dec 2021
Security
Cloudflare Bot Management
since Nov 2025
Tag managers
Google Tag Manager
since Dec 2021
UI frameworks
Vuetify
since Jun 2024
Audience
- 58% desktop
- 42% phone
Japan
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.44 / 10 · ranked #962,280 of all domains
27 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.9 s |
| INP | 50 ms |
| CLS | 0.4 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Google
- Weight: 6.4 MB · 77 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| gutenberg.co.jp | 17 |
| docs.gutenberg.co.jp | 14 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Priority Hints May 2026
- detected Priority Hints Feb 2026
- dropped Zepto Jan 2026
- dropped Zoho Jan 2026
- dropped Zoho PageSense Jan 2026