What powers iyell.jp?
Last seen Sep 2026 · 47 technologies across 25 categories
Advertising
Analytics
Authentication
CDN
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Marketing automation
Miscellaneous
PaaS
Performance
Programming languages
RUM
Security
Tag managers
Video players
Web frameworks
Web server extensions
Web servers
Webmail
Widgets
WordPress plugins
AI Crawlers
Blocks 2 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- GPTBot Blocked
User-request fetchers
- ChatGPT-User Blocked
The other 31 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- ai.txt not found
- Oct 2026 llms.txt appeared
- Oct 2026 chatgpt-user added to robots.txt
- Oct 2026 gptbot added to robots.txt
- Oct 2026 llms.txt removed
- Oct 2026 chatgpt-user removed from robots.txt
- Oct 2026 gptbot removed from robots.txt
AI Crawlers
2 of 33 AI crawlers blocked
Standards: llms.txt
Audience
- 64% phone
- 36% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.51 / 10 · ranked #400,576 of all domains
50 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 2300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 4.7 MB · 64 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- iYell株式会社
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Amazon Web Services (13.196.113.153)
- DNS: Amazon Route 53
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Amazon Trust Services, RSA 2048, wildcard, expires Mar 2027
- Common Crawl link graph: rank 9,745,007, 16 hosts
- Verified with: Amazon SES, Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| dandori-info.iyell.jp | 25 |
| lab.iyell.jp | 20 |
| madoguchi.iyell.jp | 20 |
| tatepita.iyell.jp | 17 |
| smkr.iyell.jp | 15 |
| dandori.iyell.jp | 12 |
| www.iyell.jp | 11 |
| iyell.jp | 9 |
| salesinfo.iyell.jp | 7 |
Full technology history →
Report an incorrect detection
Recent changes
- detected MetaSlider Aug 2026
- detected Priority Hints Aug 2026
- detected Autoptimize Apr 2026
- detected LazySizes Apr 2026
- detected All in One SEO Jan 2026