What powers kousotsu.jp?
Last seen Sep 2026 · 19 technologies across 11 categories
Analytics
CDN
CMS
Databases
JavaScript libraries
Miscellaneous
Page builders
Programming languages
Video players
Web servers
WordPress plugins
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
- 58% phone
- 42% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.28 / 10 · ranked #1,155,134 of all domains
19 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 3.1 MB · 88 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- 認定NPO法人高卒支援会 (Kousotsu Support Association on Wikidata)
- Founded: 2010
- Country: Japan
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Xserver (162.43.105.157)
- Email: no MX record returned, SPF names Xserver
- Email security: SPF (soft fail)
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 2,375,327, 3 hosts
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 core-js May 2026
- dropped Elementor May 2026
- dropped jQuery CDN May 2026
- dropped jQuery Migrate May 2026
- dropped Priority Hints May 2026
- dropped reCAPTCHA May 2026
- dropped Twitter Emoji (Twemoji) May 2026
- dropped WordPress Multisite May 2026
- detected Glide.js Apr 2026
- detected Google Hosted Libraries Apr 2026
- detected jsDelivr Apr 2026
- detected Performance Lab Apr 2026
- detected PWA Apr 2026
- detected Slick Apr 2026
- detected WordPress Block Editor Apr 2026
- detected Twitter Emoji (Twemoji) Dec 2025