What powers trastem.co.jp?
Last seen Sep 2026 · 16 technologies across 8 categories
Analytics
Google Analytics
since Jul 2022
CDN
cdnjs
since Jul 2025
Cloudflare
since Jul 2025
Font scripts
Google Font API
since Jul 2022
JavaScript frameworks
JavaScript libraries
Marketing automation
BowNow
since Jul 2025
Miscellaneous
Open Graph
since Jul 2025
Web servers
Apache HTTP Server
since Jul 2022
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 not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.01 / 10 · ranked #1,573,939 of all domains
15 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Infrastructure
- Hosted on CPI-NET KDDI Web Communications Inc. (150.60.232.155)
- DNS: trastem.co.jp
- Email: trastem.co.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: JPRS, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 14,924,712, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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