What powers 
shogakukan-cr.co.jp?
Last seen Sep 2026 · 14 technologies across 11 categories
Advertising
Analytics
CDN
Font scripts
JavaScript libraries
Miscellaneous
PaaS
Programming languages
Security
Web servers
Widgets
AI Crawlers
Blocks 10 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
- Applebot Blocked
- Claude-SearchBot Blocked
- OAI-SearchBot Blocked
- PetalBot Blocked
The other 23 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
10 of 33 AI crawlers blocked
Audience
- 72% phone
- 27% desktop
- 1% tablet
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.73 / 10 · ranked #293,603 of all domains
86 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 50 ms |
| CLS | 0.2 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 6.1 MB · 61 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on SO-NET Sony Network Communications Inc. (182.169.74.66)
- DNS: Amazon Route 53
- Email: no MX record returned
- SSL: Nijimo, Inc., RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 624,103, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped Apache HTTP Server Sep 2026
- detected Nginx Aug 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025