What powers jisc.co.jp?
Last seen Sep 2026 · 22 technologies across 13 categories
Analytics
Google Analytics
since Aug 2022
CMS
WordPress
since Mar 2023
Databases
MySQL
since Mar 2023
Font scripts
Google Font API
since Mar 2023
Twitter Emoji (Twemoji)
since Mar 2023
JavaScript libraries
Clipboard.js
since Mar 2023
Swiper
since Mar 2023
Miscellaneous
Open Graph
since Mar 2023
RSS
since Mar 2023
Page builders
WordPress Block Editor
since Jul 2024
Performance
Priority Hints
since Sep 2023
Programming languages
PHP
since Mar 2023
Security
reCAPTCHA
since Mar 2023
Web servers
Nginx
since Sep 2024
WordPress plugins
WordPress themes
Lightning
since Mar 2023
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.96 / 10 · ranked #3,700,669 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Infrastructure
- Email: worksmobile.com
- Email security: SPF (soft fail), no DMARC record
- SSL: CloudSecure Corporation, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 15,688,329, 4 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted