What powers da-osaka.ac.jp?
Last seen Aug 2026 · 9 technologies across 6 categories
Advertising
Analytics
JavaScript graphics
JavaScript libraries
Tag managers
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 77% phone
- 23% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.74 / 10 · ranked #745,864 of all domains
51 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 9.4 MB · 323 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- DA 大阪ダンス・俳優＆舞台芸術専門学校
- Industry: Education (declares
EducationalOrganization) - Profiles: X, Facebook, YouTube, Instagram, TikTok
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on OPTAGE OPTAGE Inc. (103.199.133.73)
- Email: no MX record returned
- Email security: SPF (soft fail), DMARC monitor only
- SSL: JPRS, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 9,702,599, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped Font Awesome Feb 2026
- dropped jsDelivr Feb 2026
- dropped Swiper Feb 2026
- dropped YouTube Feb 2026
- detected Slick Jan 2026
- dropped Google Ads Dec 2025
- dropped Google Ads Conversion Tracking Dec 2025