What powers rup.co.jp?
Last seen Oct 2026 · 8 technologies across 7 categories
Advertising
Twitter Ads
since Feb 2024
CDN
Cloudflare
since Mar 2025
Google Hosted Libraries
since Feb 2022
Font scripts
Google Font API
since Feb 2024
JavaScript libraries
Security
Cloudflare Bot Management
since Mar 2025
Web servers
Apache HTTP Server
since Apr 2019
Widgets
Twitter
since Feb 2024
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.86 / 10 · ranked #688,860 of all domains
47 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 250 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 1.0 MB · 30 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on PSPINC-BDC - Pacific Software Publishing, Inc. (216.230.253.83)
- DNS: alpha-mail.jp
- Email: alpha-mail.net
- Email security: SPF (soft fail), DMARC monitor only
- Common Crawl link graph: rank 1,169,738, 2 hosts
DNS records as swept Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| rup.co.jp | 8 |
| www.rup.co.jp | 8 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Dec 2025
- dropped Cloudflare Bot Management Dec 2025