What powers 
ists.ne.jp?
Last seen Oct 2026 · 11 technologies across 10 categories
CMS
Databases
MySQL
since Aug 2022
Font scripts
Google Font API
since Jul 2026
Twitter Emoji (Twemoji)
since Jul 2026
Hosting
Sakura Internet
since Aug 2022
JavaScript libraries
Swiper
since Jul 2026
Miscellaneous
RSS
since Jul 2026
Programming languages
PHP
since Aug 2022
Web servers
Nginx
since Aug 2022
WordPress plugins
TablePress
since Jul 2026
WordPress themes
Lightning
since Jul 2026
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
- 84% desktop
- 16% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.89 / 10 · ranked #658,533 of all domains
25 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 1.3 MB · 25 requests
- WordPress theme: lightning · all themes
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Sakura Internet (133.167.8.182)
- DNS: Sakura Internet
- Email: ists.ne.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 219,041, 2 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| ists.ne.jp | 11 |
| archive.ists.ne.jp | 5 |
Full technology history →
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Recent changes
- dropped Autoptimize Aug 2026
- dropped jQuery Aug 2026
- dropped jQuery Migrate Aug 2026