What powers 
jmb.co.jp?
Last seen Aug 2026 · 13 technologies across 10 categories
Analytics
Google Analytics
since Feb 2019
CDN
jsDelivr
since Oct 2020
Editors
DreamWeaver
since Aug 2019
Font scripts
Font Awesome
since Oct 2020
Google Font API
since Oct 2020
JavaScript libraries
Operating systems
CentOS
since Feb 2019
Programming languages
Security
HSTS
since Sep 2022
Web server extensions
Web servers
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.35 / 10 · ranked #425,657 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on ODN SoftBank Corp. (210.197.79.31)
- DNS: big.or.jp
- Email: jmb.co.jp
- Email security: no SPF record, no DMARC record
- SSL: Nijimo, Inc., RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 9,228,152, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| 3d.jmb.co.jp | 10 |
| jmb.co.jp | 8 |
| www.jmb.co.jp | 8 |