What powers somnus.jp?
Last seen Aug 2026 · 15 technologies across 12 categories
Analytics
Databases
Firebase
since May 2025
IaaS
Google Cloud
since Apr 2022
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Google Cloud Trace
since Apr 2022
Programming languages
Node.js
since Oct 2020
Tag managers
Google Tag Manager
since Feb 2021
UI frameworks
Vuetify
since Feb 2021
Web frameworks
Express
since Oct 2020
Webmail
Google Workspace
since Aug 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 89% phone
- 11% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.68 / 10 · ranked #771,704 of all domains
17 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.7 s |
| CLS | 0 |
| TTFB | 1900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 1.0 MB · 58 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.