What powers clew.jp?
Last seen Sep 2026 · 33 technologies across 19 categories
Analytics
Caching
CDN
CMS
Databases
Font scripts
IaaS
JavaScript frameworks
JavaScript libraries
Maps
Miscellaneous
PaaS
Page builders
Performance
Programming languages
Tag managers
Web servers
Webmail
WordPress plugins
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 found
- ai.txt not found
- Oct 2026 llms.txt appeared
- Oct 2026 robots.txt appeared
- Oct 2026 * added to robots.txt
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 83% phone
- 17% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.07 / 10 · ranked #1,475,330 of all domains
18 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 5.5 MB · 166 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- CLEW
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Google Cloud (34.111.141.225)
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 11,189,936, 4 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| takara.clew.jp | 16 |
| www.clew.jp | 15 |
| business.clew.jp | 7 |
| map-leaflet.clew.jp | 7 |
Full technology history →
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