What powers yamasaka.co.jp?
Last seen Sep 2026 · 23 technologies across 14 categories
Analytics
Google Analytics
since Sep 2021
Snowplow Analytics
since Sep 2021
Authentication
Facebook Login
since Sep 2021
CDN
CMS
WordPress
since Sep 2021
Databases
MySQL
since Sep 2021
Font scripts
Twitter Emoji (Twemoji)
since Sep 2026
Hosting panels
Plesk
since Sep 2021
JavaScript libraries
Maps
Google Maps
since Sep 2026
Miscellaneous
Open Graph
since Dec 2022
RSS
since Dec 2022
Programming languages
Web servers
Widgets
AddToAny
since Sep 2026
SnapWidget
since Sep 2026
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.40 / 10 · ranked #7,521,265 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 12.6 MB · 161 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on IDCF IDC Frontier Inc. (210.140.118.52)
- DNS: presinet.ne.jp
- Email: yamasaka.co.jp
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 17,884,132
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- detected AddToAny Sep 2026
- detected AddToAny Share Buttons Sep 2026
- detected Contact Form 7 Sep 2026
- detected Google Maps Sep 2026
- detected SnapWidget Sep 2026
- detected Twitter Emoji (Twemoji) Sep 2026
- detected OpenResty Aug 2026
- detected cdnjs Jul 2026
- detected Cloudflare Jul 2026
- detected Facebook Login Jul 2026
- detected Google Analytics Jul 2026
- detected Google Hosted Libraries Jul 2026
- detected jQuery Jul 2026
- detected jQuery Migrate Jul 2026
- detected jQuery UI Jul 2026
- detected MySQL Jul 2026
- detected Nginx Jul 2026
- detected Open Graph Jul 2026
- detected PHP Jul 2026
- detected Plesk Jul 2026
- detected RSS Jul 2026
- detected Snowplow Analytics Jul 2026
- detected WordPress Jul 2026