What powers 
yakukan.jp?
Last seen Aug 2026 · 28 technologies across 18 categories
Advertising
Analytics
Authentication
CDN
CMS
Databases
Editors
Font scripts
JavaScript libraries
Maps
Miscellaneous
Page builders
Performance
Programming languages
Security
Web servers
Widgets
WordPress plugins
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 found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| yakusugi trees | #82 | 0 |
| yakushima youth hostel | #32 | 0 |
| yakushima map | #82 | 0 |
| the hotel yakushima | #83 | 0 |
| the hotel yakushima | #59 | 0 |
| shiratani unsuikyo ravine | #50 | 0 |
| kagoshima to yakushima | #59 | 0 |
| kagoshima to yakushima | #37 | 0 |
| jomon sugi hike | #14 | 0 |
| kuchinoerabu jima | #83 | 0 |
| ferry from kagoshima to yakushima | #50 | 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 AI crawlers blocked
Standards: llms.txt
Audience
- 68% phone
- 31% desktop
- 1% tablet
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.49 / 10 · ranked #160,627 of all domains
138 referring domains · OpenPageRank
Search traffic
0 est. monthly organic visits (US)
11 keywords in Google's top 30
Core Web Vitals
| LCP | 1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 9.3 MB · 200 requests
- WordPress theme: yakukan · all themes
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Xserver (162.43.101.150)
- DNS: Muumuu Domain
- Email: Sakura Internet
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 493,054, 4 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| yakukan.jp | 22 |
| www.yakukan.jp | 8 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped jQuery UI Mar 2026
- dropped Popup Maker Mar 2026
- dropped YouTube Mar 2026
- detected jQuery UI Oct 2025
- detected Popup Maker Oct 2025
- detected YouTube Oct 2025