What powers jellness.co.jp?
Last seen Oct 2026 · 18 technologies across 14 categories
Analytics
Caching
CDN
Databases
Font scripts
IaaS
JavaScript frameworks
Maps
Miscellaneous
PaaS
Page builders
Programming languages
Tag managers
Webmail
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 *: Restricted (was Allowed)
AI Crawlers
No AI crawlers blocked
Audience
- 66% desktop
- 34% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.39 / 10 · ranked #7,629,556 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| CLS | 0 |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- CDN: Fastly
- Weight: 1.6 MB · 64 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Fastly (185.199.108.153, IPv6)
- DNS: Amazon Route 53
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 11,380,557
- Verified with: Google, Twilio
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
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Recent changes
- detected Fastly Oct 2026
- detected GitHub Pages Oct 2026
- detected Google Analytics Oct 2026
- dropped Google Cloud Trace Oct 2026
- detected Google Maps Oct 2026
- detected Varnish Oct 2026
- dropped Font Awesome Aug 2026
- detected Google Cloud Trace Jul 2026
- dropped Priority Hints May 2026
- detected Priority Hints Feb 2026