What powers 
smooth.jp?
Last seen Sep 2026 · 34 technologies across 16 categories
Advertising
Analytics
Google Ads Conversion Tracking
since Jul 2021
Google Analytics
since Jul 2020
Matomo Analytics
since Jul 2025
Microsoft Clarity
since Apr 2023
TikTok Pixel
since Jan 2022
CDN
Cloudflare
since Sep 2024
Google Cloud CDN
since Feb 2025
Databases
Firebase
since Feb 2025
Font scripts
Google Font API
since Jul 2020
IaaS
Google Cloud
since Feb 2025
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Amazon Web Services
since Feb 2024
Vercel
since Aug 2020
Page builders
STUDIO
since Feb 2025
Performance
Priority Hints
since Mar 2024
Programming languages
Node.js
since Jul 2020
Security
Cloudflare Bot Management
since Sep 2024
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jul 2020
Webmail
Google Workspace
since Aug 2022
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 81% phone
- 19% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.50 / 10 · ranked #402,001 of all domains
45 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- CDN: Vercel
- Weight: 3.1 MB · 146 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Amazon Web Services (76.76.21.21)
- DNS: conoha.io
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 10,900,232, 5 hosts
- Verified with: Box, Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| smooth.jp | 25 |
| corp.smooth.jp | 15 |
| app.smooth.jp | 12 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025