What powers nittento.or.jp?
Last seen Sep 2026 · 20 technologies across 14 categories
Advertising
Analytics
Authentication
CDN
Ecommerce
JavaScript libraries
Load balancers
Miscellaneous
PaaS
Security
Tag managers
Video players
Web servers
Widgets
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| library in japanese | #60 | 2 |
| 0241 | #45 | 1 |
| biprogy | #57 | 0 |
| jp 4-03 | #84 | 0 |
| library in japan | #25 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
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
6.13 / 10 · ranked #101,414 of all domains
151 referring domains · OpenPageRank
Search traffic
3 est. monthly organic visits (US)
5 keywords in Google's top 30
Core Web Vitals
| LCP | 0.3 s |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 0.0 MB · 7 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Japan Braille Library
- Founded: 1940
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on SONYTELECOM So-net Corporation (219.118.162.172)
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 76,964, 4 hosts
DNS records as swept Oct 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| yougu.nittento.or.jp | 14 |
| www.nittento.or.jp | 7 |
Full technology history →
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Recent changes
- detected HSTS Sep 2026
- detected MakeShop Sep 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped PHP Feb 2026
- dropped Slick Feb 2026
- detected Amazon ALB Jan 2026
- detected Amazon CloudFront Jan 2026
- detected Amazon Web Services Jan 2026
- detected Cart Functionality Jan 2026
- detected core-js Jan 2026
- detected jQuery CDN Jan 2026
- detected Matomo Analytics Jan 2026
- detected Open Graph Jan 2026
- detected Plyr Jan 2026
- detected YouTube Jan 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025