What powers 
libec.co.jp?
Last seen Aug 2026 · 5 technologies across 5 categories
Analytics
Google Analytics
since Jan 2019
Font scripts
Google Font API
since May 2024
JavaScript libraries
Security
HSTS
since Apr 2026
Web servers
Apache HTTP Server
since Jan 2019
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
- 78% desktop
- 22% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.77 / 10 · ranked #731,098 of all domains
42 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 25 ms |
| CLS | 0.15 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 11.7 MB · 69 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on CPI-NET KDDI Web Communications Inc. (122.200.213.44)
- DNS: cpi.ad.jp
- Email: secure.ne.jp
- Email security: SPF (hard fail), no DMARC record
- SSL: JPRS, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 2,970,051, 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 Google Hosted Libraries May 2026
- detected HSTS Apr 2026