What powers 
kotoba.tech?
Last seen Aug 2026 · 29 technologies across 15 categories
Analytics
Caching
CDN
CMS
Ecommerce
Font scripts
JavaScript frameworks
JavaScript libraries
Maps
Miscellaneous
PaaS
Performance
Security
Video players
Webmail
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 87% phone
- 11% desktop
- 2% tablet
Japan
South Korea
Singapore
Hong Kong SAR China
Vietnam
Thailand
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.75 / 10 · ranked #736,948 of all domains
29 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Fastly
- Weight: 1.0 MB · 27 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Industry: Software and apps (declares
SoftwareApplication)
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Microsoft (150.171.110.178)
- DNS: Azure DNS
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 1,894,428, 5 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.kotoba.tech | 19 |
| app.kotoba.tech | 12 |
| site.kotoba.tech | 10 |
Full technology history →
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