What powers sumida-note.com?
Last seen Jun 2026 · 18 technologies across 12 categories
Analytics
Google Analytics
since Apr 2020
CMS
Databases
MySQL
since Apr 2020
Font scripts
Google Font API
since Jul 2022
Twitter Emoji (Twemoji)
since Apr 2020
JavaScript libraries
Clipboard.js
since Oct 2022
Swiper
since Sep 2022
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Page builders
WordPress Block Editor
since Jul 2024
Performance
Priority Hints
since Aug 2023
Programming languages
Web servers
Apache HTTP Server
since Apr 2020
WordPress plugins
WP-Optimize
since May 2026
WordPress themes
Lightning
since Feb 2022
Audience
- 64% phone
- 36% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.66 / 10 · ranked #5,218,578 of all domains
13 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.8 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 2200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 2.4 MB · 85 requests
- WordPress theme: lightning (child: lightning-pro-child) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Autoptimize Jun 2026
- dropped LazySizes Jun 2026
- detected Clipboard.js May 2026
- detected WP-Optimize May 2026
- detected Twitter Emoji (Twemoji) Jan 2026
- dropped Clipboard.js Sep 2025
- dropped Jetpack Sep 2025
- dropped WP Fastest Cache Sep 2025
- detected Autoptimize Aug 2025
- detected LazySizes Aug 2025
- dropped Smash Balloon Instagram Feed Aug 2025