What powers 
kodomo-next.jp?
Last seen Oct 2026 · 10 technologies across 7 categories
Analytics
CDN
Hosting
Xserver
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Programming languages
PHP
since Aug 2021
Web servers
Nginx
since May 2020
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 75% phone
- 25% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.41 / 10 · ranked #997,987 of all domains
29 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 2000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 2.2 MB · 89 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Xserver (202.226.37.158)
- DNS: Xserver
- Email: kodomo-next.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 12,686,932, 2 hosts
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| kodomo-next.jp | 10 |
| www.kodomo-next.jp | 10 |