What powers opas.jp?
Last seen Jun 2026 · 21 technologies across 15 categories
Advertising
Twitter Ads
since Jun 2021
Analytics
Google Analytics
since Jun 2018
CDN
Cloudflare
since Mar 2025
Hosting
Sakura Internet
since May 2025
JavaScript graphics
Chart.js
since Feb 2020
JavaScript libraries
Maps
Google Maps
since Dec 2022
Miscellaneous
Open Graph
since Sep 2022
Operating systems
CentOS
since Feb 2020
Programming languages
Security
Cloudflare Bot Management
since Mar 2025
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jun 2018
Web server extensions
Web servers
Nginx
since Apr 2020
Widgets
Twitter
since Feb 2020
Audience
- 74% phone
- 24% desktop
- 2% tablet
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.72 / 10 · ranked #300,484 of all domains
75 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 2.6 MB · 97 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.opas.jp | 15 |
| opas.jp | 8 |
| reserve.opas.jp | 7 |
| osakashi.opas.jp | 6 |
| minamikawachikouiki.opas.jp | 4 |
| osakashissl.opas.jp | 3 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- detected crypto-js Apr 2026
- detected Swiper Apr 2026
- dropped crypto-js Mar 2026
- dropped Swiper Mar 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025