What powers zaidan.info?
Last seen Oct 2026 · 8 technologies across 7 categories
Analytics
Google Analytics
since Jan 2019
Editors
DreamWeaver
since Jun 2016
JavaScript libraries
Miscellaneous
Babel
since Dec 2020
Security
HSTS
since Sep 2023
UI frameworks
ZURB Foundation
since Jun 2016
Web servers
Apache HTTP Server
since Jun 2016
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
- 52% phone
- 47% desktop
- 1% tablet
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.06 / 10 · ranked #529,777 of all domains
130 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 225 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 0.5 MB · 19 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Registered Jul 2002 (24 years) via GMO Internet Group, Inc. d/b/a Onamae.com, renews Jul 2027
- DNS: dion.ne.jp
- Email: no MX record returned
- SSL: DigiCert, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 551,921, 4 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| nippon.zaidan.info | 5 |
| www.zaidan.info | 5 |