What powers jrdb.com?
Last seen Jun 2026 · 45 technologies across 19 categories
Advertising
Amazon Advertising
since Jun 2023
Criteo
since Dec 2018
Geniee
since Feb 2022
Google Publisher Tag
since Feb 2022
ID5
since Feb 2025
PubMatic
since Jun 2023
Rubicon Project
since Feb 2024
Tapad
since Apr 2024
Affiliate programs
Amazon Associates
since Jul 2021
Analytics
CDN
Google Cloud CDN
since Mar 2025
Google Hosted Libraries
since Feb 2022
Ecommerce
Cart Functionality
since Nov 2021
IaaS
Google Cloud
since Mar 2025
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
FreeBSD
since Apr 2018
Performance
Google Cloud Trace
since Dec 2025
Priority Hints
since Mar 2025
Programming languages
Reverse proxies
Envoy
since Mar 2025
Security
reCAPTCHA
since Apr 2022
Tag managers
Google Tag Manager
since Apr 2019
UI frameworks
Chakra UI
since Mar 2025
Radix UI
since May 2025
shadcn/ui
since May 2025
Tailwind CSS
since Mar 2025
Web frameworks
Microsoft ASP.NET
since Jan 2024
Web server extensions
Web servers
Nginx
since Aug 2020
Audience
- 68% desktop
- 32% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.73 / 10 · ranked #4,753,653 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Google
- Weight: 5.9 MB · 63 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| keiba100bai.jrdb.com | 19 |
| jrdb.com | 15 |
| support.jrdb.com | 15 |
| odds.jrdb.com | 14 |
| www.jrdb.com | 11 |
| hosuke.jrdb.com | 6 |
| wdb.jrdb.com | 6 |
| www2.jrdb.com | 6 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Cloud Trace Dec 2025