What powers 
spopia-shiratori.co.jp?
Last seen Oct 2026 · 20 technologies across 9 categories
Advertising
Google Ads
since Jul 2023
Yahoo Advertising
since Jul 2023
Analytics
Google Ads Conversion Tracking
since Jul 2023
Google Analytics
since Jan 2019
Microsoft Clarity
since Sep 2023
TikTok Pixel
since May 2025
CDN
cdnjs
since Oct 2024
Cloudflare
since Oct 2024
Google Hosted Libraries
since Jul 2023
jQuery CDN
since Aug 2024
jsDelivr
since Oct 2024
Font scripts
Google Font API
since Jul 2023
Hosting
Sakura Internet
since May 2026
JavaScript libraries
Miscellaneous
Open Graph
since Jul 2023
Tag managers
Google Tag Manager
since Jan 2019
Web servers
Nginx
since Jan 2021
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 89% phone
- 11% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.15 / 10 · ranked #481,102 of all domains
60 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 6.6 MB · 117 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Sakura Internet (219.94.171.70)
- DNS: Sakura Internet
- Email: Sakura Internet
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 9,784,192, 3 hosts
- Verified with: Microsoft 365
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.spopia-shiratori.co.jp | 17 |
| spgg.spopia-shiratori.co.jp | 15 |
| spopia-shiratori.co.jp | 15 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Apache HTTP Server Jul 2026
- dropped HSTS Jul 2026
- detected Nginx Jun 2026
- detected Sakura Internet May 2026