What powers daigakuten.jp?
Last seen Aug 2026 · 8 technologies across 8 categories
Analytics
Google Analytics
since Jul 2019
Editors
DreamWeaver
since Jul 2019
Font scripts
Google Font API
since Jul 2019
JavaScript libraries
Operating systems
CentOS
since Jul 2019
Security
HSTS
since Apr 2025
Tag managers
Google Tag Manager
since Jul 2019
Web servers
Apache HTTP Server
since Jul 2019
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
- 88% phone
- 12% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.37 / 10 · ranked #1,044,959 of all domains
27 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 1.6 MB · 48 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on ARTERIA Networks (133.149.219.131)
- DNS: ktk-sol.co.jp
- Email: ktk-sol.co.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: JPRS, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 15,936,111, 2 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| daigakuten.jp | 7 |
| www.daigakuten.jp | 6 |