What powers netzchubu.co.jp?
Last seen Oct 2026 · 19 technologies across 14 categories
Advertising
Twitter Ads
since Feb 2022
Yahoo Advertising
since Jul 2023
Analytics
Google Analytics
since Jan 2019
Microsoft Clarity
since Feb 2022
Authentication
Facebook Login
since Feb 2022
CDN
Cloudflare
since Mar 2025
Font scripts
Google Font API
since Apr 2019
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Programming languages
PHP
since Jan 2019
Security
Cloudflare Bot Management
since Mar 2025
Tag managers
Google Tag Manager
since Apr 2019
Video players
YouTube
since Jul 2022
Web frameworks
CodeIgniter
since Feb 2022
Web servers
Apache HTTP Server
since Jan 2019
Widgets
Twitter
since Apr 2019
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 77% phone
- 12% tablet
- 11% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.20 / 10 · ranked #1,267,744 of all domains
18 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 175 ms |
| CLS | 0.2 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- CDN: Akamai
- Weight: 15.2 MB · 255 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- DNS: Akamai Edge DNS
- Email: secure.ne.jp
- Email security: no SPF record, no DMARC record
- SSL: GlobalSign, RSA 2048, expires Mar 2027
- Common Crawl link graph: rank 10,217,531
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted