What powers sacaso.jp?
Last seen Sep 2026 · 24 technologies across 15 categories
Advertising
Analytics
Google Ads Conversion Tracking
since Dec 2021
Google Analytics
since Dec 2021
CDN
Google Hosted Libraries
since Feb 2022
jQuery CDN
since Nov 2022
Font scripts
Google Font API
since Dec 2021
JavaScript libraries
Maps
Google Maps
since Jul 2023
Miscellaneous
Open Graph
since Sep 2022
Mobile frameworks
jQuery-pjax
since Feb 2022
Programming languages
Security
HSTS
since Feb 2026
Tag managers
Google Tag Manager
since Dec 2021
UI frameworks
Bootstrap
since Feb 2022
Web frameworks
CodeIgniter
since Dec 2021
Web servers
Apache HTTP Server
since Dec 2021
Nginx
since Feb 2022
Webmail
Apple iCloud Mail
since Apr 2023
Google Workspace
since Apr 2023
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 67% desktop
- 33% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.50 / 10 · ranked #2,498,952 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| CLS | 0.05 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 2.7 MB · 75 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- sacaso派遣
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on INFOSPHERE NTT PC Communications, Inc. (203.141.136.46)
- DNS: Onamae.com
- Email: sacaso.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: SECOM Trust Systems, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 13,620,534, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.hoiku.sacaso.jp | 15 |
| sacaso.jp | 11 |
| haken.sacaso.jp | 9 |
Full technology history →
Report an incorrect detection
Recent changes
- detected HSTS Feb 2026