What powers puzzle-scs.jp?
Last seen Sep 2026 · 19 technologies across 15 categories
Analytics
Google Analytics
since Jan 2019
CDN
jsDelivr
since Jul 2020
CMS
CRM
Zoho
since Aug 2022
Databases
MySQL
since Jan 2019
Font scripts
JavaScript libraries
Maps
Google Maps
since Oct 2025
Miscellaneous
Open Graph
since Sep 2022
Operating systems
Ubuntu
since Oct 2025
Programming languages
PHP
since Jan 2019
SEO
UI frameworks
Bootstrap
since Jan 2019
Web servers
WordPress plugins
AI Crawlers
robots.txt could not be read at the last check (Oct 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 74% desktop
- 26% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.55 / 10 · ranked #845,166 of all domains
33 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 2.5 MB · 123 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on FRT FRT Inc. (210.175.230.241)
- DNS: ys-net.ne.jp
- Email: Zoho Mail
- Email security: SPF (soft fail), no DMARC record
- Common Crawl link graph: rank 2,876,427, 2 hosts
- Verified with: Zoho
DNS records as swept Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected MonsterInsights Jun 2026
- dropped a3 Lazy Load Nov 2025
- dropped Amazon Web Services Nov 2025
- dropped GoDaddy CoBlocks Nov 2025
- dropped Google Hosted Libraries Nov 2025
- dropped Google Tag Manager Nov 2025
- dropped jQuery Migrate Nov 2025
- dropped Nginx Nov 2025
- dropped Really Simple SSL & Security Nov 2025
- dropped RSS Nov 2025
- detected Site Kit Nov 2025
- dropped Twitter Emoji (Twemoji) Nov 2025