What powers sankouen.com?
Last seen Aug 2026 · 7 technologies across 7 categories
Analytics
Google Analytics
since Oct 2020
JavaScript libraries
Maps
Google Maps
since Dec 2022
Miscellaneous
Open Graph
since Sep 2022
Programming languages
Python
since Aug 2022
Web frameworks
Django
since Aug 2022
Web servers
Apache HTTP Server
since Oct 2020
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
1.80 / 10 · ranked #4,354,585 of all domains
21 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 9.3 MB · 111 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Sakura Internet (163.43.241.196)
- DNS: as-server.net
- Email: sankouen.com
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 16,429,260, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted