What powers 
mitsuya.co.jp?
Last seen Aug 2026 · 8 technologies across 5 categories
Analytics
Google Analytics
since Jun 2019
CDN
Hosting panels
Plesk
since Jun 2021
JavaScript libraries
Web servers
Nginx
since Jun 2021
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
- 88% phone
- 12% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.80 / 10 · ranked #717,295 of all domains
45 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 4.5 MB · 73 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on ATWORKS A.T.WORKS, Inc. (117.120.51.66)
- DNS: mitsuya.co.jp
- Email: mitsuya.co.jp
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 10,976,475, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted