What powers sophia-c.jp?
Last seen Aug 2026 · 5 technologies across 5 categories
JavaScript libraries
Maps
Google Maps
since Dec 2022
Miscellaneous
Popper
since Apr 2022
UI frameworks
Widgets
SnapWidget
since Nov 2022
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
- 100% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.88 / 10 · ranked #3,945,441 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 2.9 MB · 56 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Industry: Healthcare (declares
Hospital)
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on GMOCL GMO GlobalSign Holdings K.K. (153.122.205.52)
- DNS: rsshserver.net
- Email: sophia-c.jp
- Email security: no SPF record, no DMARC record
- Common Crawl link graph: rank 11,049,314, 2 hosts
DNS records as swept Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Apache HTTP Server May 2026