What powers japantowers.jp?
Last seen Aug 2026 · 17 technologies across 8 categories
Analytics
Google Analytics
since Jan 2019
Authentication
Facebook Login
since Jul 2021
CDN
Font scripts
Google Font API
since Jan 2019
JavaScript graphics
JavaScript libraries
UI frameworks
Web servers
Apache HTTP Server
since Jan 2019
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 73% phone
- 27% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.92 / 10 · ranked #636,157 of all domains
40 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.9 s |
| INP | 75 ms |
| CLS | 0.1 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 9.4 MB · 76 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- 全日本タワー連盟 (All-Japan Tower Association on Wikidata)
- Profiles: Facebook
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on ARTERIA Networks (1.21.10.27)
- DNS: nariyuki.net
- Email: no MX record returned
- Email security: SPF (soft fail), DMARC monitor only
- SSL: DigiCert, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 1,191,995, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| japantowers.jp | 17 |
| www.japantowers.jp | 14 |