What powers k-junshin.ed.jp?
Last seen Sep 2026 · 31 technologies across 14 categories
Affiliate programs
Analytics
CDN
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
SEO
Web servers
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 not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 57% phone
- 43% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.99 / 10 · ranked #1,612,037 of all domains
19 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 11.9 MB · 35 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on SYNAPSE SYNAPSE Co.,Ltd. (202.208.176.167)
- Email: synapse.ne.jp
- Email security: SPF (neutral), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 12,782,641
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
- detected EWWW Image Optimizer Sep 2026
- detected LazySizes Sep 2026
- detected All in One SEO Jul 2026
- detected Apache HTTP Server Jul 2026
- detected cdnjs Jul 2026
- detected Clipboard.js Jul 2026
- detected Cloudflare Jul 2026
- detected core-js Jul 2026
- detected Elementor Jul 2026
- detected Font Awesome Jul 2026
- detected Google Analytics Jul 2026
- detected Google Font API Jul 2026
- detected Google Hosted Libraries Jul 2026
- detected jQuery Jul 2026
- detected jQuery Migrate Jul 2026
- detected jQuery UI Jul 2026
- detected jsDelivr Jul 2026
- detected Moshimo Jul 2026
- detected MySQL Jul 2026
- detected Open Graph Jul 2026
- detected PHP Jul 2026
- detected Quantcast Measure Jul 2026
- detected Really Simple SSL & Security Jul 2026
- detected RSS Jul 2026
- detected Site Kit Jul 2026
- detected Smart Slider 3 Jul 2026
- detected Swiper Jul 2026
- detected TablePress Jul 2026
- detected Underscore.js Jul 2026
- detected WordPress Jul 2026
- detected WPForms Jul 2026