What powers 
shimizuyu.jp?
Last seen Sep 2026 · 19 technologies across 14 categories
CMS
Databases
MySQL
since Aug 2018
Font scripts
Font Awesome
since Aug 2018
Google Font API
since Aug 2018
Hosting
Xserver
since Aug 2022
JavaScript libraries
Miscellaneous
RSS
since Dec 2022
Performance
Priority Hints
since Jul 2024
Programming languages
PHP
since Aug 2018
Security
Really Simple SSL & Security
since Apr 2024
UI frameworks
Bootstrap
since Aug 2018
Web servers
Nginx
since Aug 2018
Widgets
AddToAny
since Aug 2018
WordPress plugins
Jetpack
since Feb 2022
WordPress themes
aThemes Sydney
since Feb 2022
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 75% phone
- 25% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.71 / 10 · ranked #760,484 of all domains
51 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 3.5 MB · 59 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Xserver (183.181.98.92)
- Email: shimizuyu.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 2,447,390, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted