What powers aesj.or.jp?
Last seen Aug 2026 · 17 technologies across 12 categories
Analytics
Google Analytics
since Jan 2022
CDN
Google Hosted Libraries
since May 2022
CMS
WordPress
since May 2022
Databases
MySQL
since May 2022
Font scripts
Font Awesome
since Oct 2022
Hosting
Sakura Internet
since Aug 2022
JavaScript libraries
Miscellaneous
Programming languages
PHP
since May 2022
Web servers
Apache HTTP Server
since Jan 2019
Nginx
since Oct 2022
Wikis
DokuWiki
since Oct 2022
WordPress plugins
Download Monitor
since Jan 2023
Welcart
since May 2022
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
- 81% desktop
- 19% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.46 / 10 · ranked #164,306 of all domains
124 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 0.0 MB · 2 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Atomic Energy Society of Japan
- Founded: 1959
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on GMOCL GMO GlobalSign Holdings K.K. (153.122.205.33)
- DNS: alpha-prm.jp
- Email: alpha-prm.jp
- Email security: no SPF record, no DMARC record
- SSL: GlobalSign, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 51,829, 6 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.aesj.or.jp | 12 |
| nuce.aesj.or.jp | 9 |
Full technology history →
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Recent changes
- dropped Twitter Emoji (Twemoji) Aug 2026