What powers simchange.jp?
Last seen Aug 2026 · 47 technologies across 21 categories
Advertising
Affiliate programs
Analytics
Blogs
CDN
Cookie compliance
Databases
Font Scripts
JavaScript Frameworks
JavaScript libraries
Marketing automation
Miscellaneous
PaaS
Performance
Programming languages
Security
SEO
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 74% phone
- 23% desktop
- 3% tablet
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.80 / 10 · ranked #717,404 of all domains
49 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 150 ms |
| CLS | 0.15 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 4.7 MB · 266 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (52.85.61.30)
- DNS: Amazon Route 53
- Email: Google Workspace
- Email security: no SPF record, DMARC monitor only
- SSL: Amazon Trust Services, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 2,444,946, 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 Priority Hints Mar 2026
- detected Google Font API Nov 2025