What powers jecpromotion.com?
Last seen Sep 2026 · 27 technologies across 16 categories
Analytics
Authentication
CMS
Databases
Font scripts
Hosting
JavaScript libraries
Marketing automation
Miscellaneous
Page builders
Performance
Programming languages
UI frameworks
Web servers
WordPress plugins
WordPress themes
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
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 70% phone
- 30% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.79 / 10 · ranked #4,393,144 of all domains
15 referring domains · OpenPageRank
Core Web Vitals
| LCP | 5.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 4300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 6.7 MB · 129 requests
- WordPress theme: lightning · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- JEC
- Profiles: X
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Sakura Internet (59.106.171.94)
- DNS: Sakura Internet
- Email: jecpromotion.com
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 6,758,531
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Priority Hints Jul 2026
- dropped jsDelivr May 2026
- detected MetaSlider May 2026
- detected Google Font API Apr 2026
- dropped React Jan 2026
- detected Twitter Emoji (Twemoji) Dec 2025