What powers 
ndg.ac.jp?
Last seen Sep 2026 · 29 technologies across 15 categories
Advertising
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Performance
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WordPress plugins
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| gamon sakurai | #34 | 1 |
| tokyo design academy | #94 | 0 |
| tokyo design academy | #20 | 0 |
| trade schools in japan | #89 | 0 |
| animation schools japan | #75 | 0 |
| animation colleges in japan | #47 | 0 |
| anime colleges in japan | #94 | 0 |
| design schools japan | #98 | 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 AI crawlers blocked
Standards: llms.txt
Audience
- 70% phone
- 29% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.23 / 10 · ranked #226,966 of all domains
70 referring domains · OpenPageRank
Search traffic
1 est. monthly organic visits (US)
8 keywords in Google's top 30
Core Web Vitals
| LCP | 1.5 s |
| INP | 175 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 15.4 MB · 238 requests
- WordPress theme: ndg_2025ver · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- 専門学校日本デザイナー学院
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Xserver (162.43.105.129)
- DNS: xbiz.ne.jp
- Email: ndg.ac.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 663,236, 5 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Mautic Aug 2026
- detected Mautic Jun 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- detected Twitter Emoji (Twemoji) Dec 2025
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025