What powers 
znk.or.jp?
Last seen Sep 2026 · 12 technologies across 9 categories
Analytics
Google Analytics
since Feb 2020
Authentication
Facebook Login
since Nov 2021
CDN
Cloudflare
since Nov 2021
Amazon SES
since Aug 2022
Font scripts
Ionicons
since Nov 2021
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Aug 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 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
3.44 / 10 · ranked #962,550 of all domains
28 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- CDN: Cloudflare
- Weight: 24.4 MB · 125 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (104.26.10.27, IPv6)
- DNS: Cloudflare DNS
- Email: znk.or.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 2,349,312
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted