What powers wjn.jp?
Last seen Aug 2026 · 9 technologies across 7 categories
Analytics
CDN
CMS
Databases
JavaScript libraries
Miscellaneous
Programming languages
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 62% phone
- 38% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.34 / 10 · ranked #428,825 of all domains
103 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- CDN: Cloudflare
- Weight: 0.4 MB · 26 requests
- WordPress theme: cocoon-master (child: cocoon-child-master) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- 週刊副業ニュース (Shukan Jitsuwa on Wikidata)
- Founded: 1958
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Cloudflare (104.21.32.13, IPv6)
- DNS: Cloudflare DNS
- Email: ConoHa
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 645,167, 2 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 Apache HTTP Server Aug 2026
- dropped Google Workspace Aug 2026
- dropped HSTS Aug 2026
- dropped i-mobile Aug 2026
- dropped jQuery Aug 2026