What powers 
gakkai.co.jp?
Last seen Sep 2026 · 6 technologies across 5 categories
CDN
JavaScript libraries
Maps
Miscellaneous
Web servers
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| congress of japan | #67 | 0 |
| congress japan | #81 | 0 |
| scars 2025 | #68 | 0 |
| hs ls3-1 | #99 | 0 |
| hs ls2 6 | #64 | 0 |
| hs ls2 1 | #70 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 58% desktop
- 42% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
6.00 / 10 · ranked #110,036 of all domains
177 referring domains · OpenPageRank
Search traffic
0 est. monthly organic visits (US)
2 keywords in Google's top 30
Core Web Vitals
| LCP | 0.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 3.1 MB · 23 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on GMOCL GMO GlobalSign Holdings K.K. (153.122.205.34)
- DNS: namedserver.net
- Email: gakkai.co.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: GlobalSign, RSA 2048, expires Apr 2027
- Common Crawl link graph: rank 195,932, 3 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| gakkai.co.jp | 5 |
| www.gakkai.co.jp | 5 |
| www.jsh-forum-2026.gakkai.co.jp | 2 |