What powers lcb.co.jp?
Last seen Sep 2026 · 10 technologies across 9 categories
Analytics
Google Analytics
since Jan 2019
Microsoft Clarity
since Aug 2023
CDN
Cloudinary
since Feb 2021
JavaScript frameworks
TanStack Start
since Aug 2026
JavaScript libraries
Keen-Slider
since Apr 2023
PaaS
Amazon Web Services
since Sep 2019
Reverse proxies
Envoy
since Jan 2023
Security
reCAPTCHA
since Jan 2024
Tag managers
Google Tag Manager
since Jan 2023
UI frameworks
Tailwind CSS
since Jan 2023
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 86% phone
- 14% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.97 / 10 · ranked #1,648,406 of all domains
20 referring domains · OpenPageRank
Core Web Vitals
| LCP | 6.2 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 4.3 MB · 64 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (13.231.16.58)
- DNS: Amazon Route 53
- Email: lcb.co.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Amazon Trust Services, RSA 2048, expires Mar 2027
- Common Crawl link graph: rank 3,535,019, 2 hosts
- Verified with: Google
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
- detected TanStack Start Aug 2026
- dropped React Jun 2026
- dropped React Router Jun 2026