What powers adachi-shogakucenter.net?
Last seen Sep 2026 · 10 technologies across 9 categories
Advertising
Analytics
CDN
Font scripts
JavaScript libraries
Miscellaneous
Security
Web servers
Widgets
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
- 71% phone
- 29% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.76 / 10 · ranked #2,066,215 of all domains
43 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 2.2 MB · 72 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- 足立区生涯学習センター
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Sakura Internet (133.242.171.80)
- Email: no MX record returned
- Email security: SPF (hard fail), DMARC monitor only
- Common Crawl link graph: rank 7,140,410
DNS records as swept Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025