What powers 
riverain.co.jp?
Last seen Sep 2026 · 9 technologies across 8 categories
Analytics
CDN
Google Hosted Libraries
since Feb 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Programming languages
Tag managers
Google Tag Manager
since Jun 2023
Web servers
Apache HTTP Server
since Jan 2019
Widgets
FlexSlider
since Apr 2020
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
- 76% phone
- 24% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.54 / 10 · ranked #855,504 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 10.4 MB · 104 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Hakata Riverain
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on GMO Internet (157.7.189.130)
- DNS: Muumuu Domain
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: GlobalSign, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 11,008,523, 2 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| riverain.co.jp | 9 |
| www.riverain.co.jp | 9 |