What powers empty.co.jp?
Last seen Sep 2026 · 9 technologies across 9 categories
Advertising
Twitter Ads
since Nov 2021
Analytics
Google Analytics
since Jan 2019
CDN
Cloudflare
since Mar 2025
Editors
DreamWeaver
since Jan 2019
JavaScript libraries
Miscellaneous
SWFObject
since Jan 2019
Security
Cloudflare Bot Management
since Mar 2025
Web servers
Apache HTTP Server
since Jan 2019
Widgets
Twitter
since Jan 2019
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 67% desktop
- 33% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.12 / 10 · ranked #1,398,354 of all domains
25 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| CLS | 0 |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 1.5 MB · 60 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on GMOOSK-NET GMO Internet Group, Inc. (160.251.229.82)
- DNS: gmoserver.jp
- Email: empty.co.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: GlobalSign, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 2,997,089, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.empty.co.jp | 9 |
| empty.co.jp | 7 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025