What powers viva-smile.jp?
Last seen Aug 2026 · 31 technologies across 15 categories
Advertising
Google Ads
since Dec 2022
Analytics
Google Ads Conversion Tracking
since Jul 2022
Google Analytics
since May 2021
CDN
cdnjs
since Jul 2022
Cloudflare
since Jul 2022
Google Hosted Libraries
since Aug 2024
jQuery CDN
since Oct 2022
CMS
WordPress
since Aug 2024
Databases
MySQL
since Aug 2024
Font scripts
Hosting
Sakura Internet
since Sep 2024
Xserver
since Aug 2022
JavaScript libraries
Maps
Google Maps
since Aug 2024
Miscellaneous
Open Graph
since Aug 2024
RSS
since Aug 2024
Programming languages
Security
Really Simple SSL & Security
since Aug 2024
reCAPTCHA
since Aug 2024
Tag managers
Google Tag Manager
since May 2021
Web servers
Nginx
since May 2021
WordPress plugins
Contact Form 7
since Aug 2024
Smash Balloon Instagram Feed
since Aug 2024
WP-PageNavi
since Aug 2024
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 Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.76 / 10 · ranked #4,607,390 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 2200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 16.5 MB · 186 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Sakura Internet (49.212.243.99)
- DNS: Sakura Internet
- Email: no MX record returned
- Email security: SPF (soft fail)
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 11,848,740, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| viva-smile.jp | 24 |
| www.viva-smile.jp | 11 |